Home / 4,655.92-6,385.77-4,131.04

Finding the Fourth Proportional to 4,655.92, 6,385.77 and 4,131.04

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Solution

The fourth proportional to 4,655.92, 6,385.77 and 4,131.04 is: 5,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.92 : 6,385.77 = 4,131.04 : x
  2. Step 2: Convert to fraction form
    4,655.92/6,385.77 = 4,131.04/x
  3. Step 3: Cross multiply
    4,655.92x = 6,385.77 × 4,131.04
  4. Step 4: Simplify right side
    4,655.92x = 26,379,871.30
  5. Step 5: Solve for x
    x = 26,379,871.30/4,655.92
  6. Step 6: Final answer
    x = 5,665.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.