Home / 8,135.06-11,226.46-4,777.93

Finding the Fourth Proportional to 8,135.06, 11,226.46 and 4,777.93

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Solution

The fourth proportional to 8,135.06, 11,226.46 and 4,777.93 is: 6,593.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.06 : 11,226.46 = 4,777.93 : x
  2. Step 2: Convert to fraction form
    8,135.06/11,226.46 = 4,777.93/x
  3. Step 3: Cross multiply
    8,135.06x = 11,226.46 × 4,777.93
  4. Step 4: Simplify right side
    8,135.06x = 53,639,221.94
  5. Step 5: Solve for x
    x = 53,639,221.94/8,135.06
  6. Step 6: Final answer
    x = 6,593.59

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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.