Home / 8,216.02-11,339.22-4,679.56

Finding the Fourth Proportional to 8,216.02, 11,339.22 and 4,679.56

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Solution

The fourth proportional to 8,216.02, 11,339.22 and 4,679.56 is: 6,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.02 : 11,339.22 = 4,679.56 : x
  2. Step 2: Convert to fraction form
    8,216.02/11,339.22 = 4,679.56/x
  3. Step 3: Cross multiply
    8,216.02x = 11,339.22 × 4,679.56
  4. Step 4: Simplify right side
    8,216.02x = 53,062,560.34
  5. Step 5: Solve for x
    x = 53,062,560.34/8,216.02
  6. Step 6: Final answer
    x = 6,458.43

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Half scale
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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.