Home / 8,134.02-11,221.22-4,776.77

Finding the Fourth Proportional to 8,134.02, 11,221.22 and 4,776.77

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Solution

The fourth proportional to 8,134.02, 11,221.22 and 4,776.77 is: 6,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.02 : 11,221.22 = 4,776.77 : x
  2. Step 2: Convert to fraction form
    8,134.02/11,221.22 = 4,776.77/x
  3. Step 3: Cross multiply
    8,134.02x = 11,221.22 × 4,776.77
  4. Step 4: Simplify right side
    8,134.02x = 53,601,107.07
  5. Step 5: Solve for x
    x = 53,601,107.07/8,134.02
  6. Step 6: Final answer
    x = 6,589.75

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,135.02, 11,222.59 and 4,777.77
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.