Home / 8,935.27-12,331.32-4,957.13

Finding the Fourth Proportional to 8,935.27, 12,331.32 and 4,957.13

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Solution

The fourth proportional to 8,935.27, 12,331.32 and 4,957.13 is: 6,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.27 : 12,331.32 = 4,957.13 : x
  2. Step 2: Convert to fraction form
    8,935.27/12,331.32 = 4,957.13/x
  3. Step 3: Cross multiply
    8,935.27x = 12,331.32 × 4,957.13
  4. Step 4: Simplify right side
    8,935.27x = 61,127,956.31
  5. Step 5: Solve for x
    x = 61,127,956.31/8,935.27
  6. Step 6: Final answer
    x = 6,841.20

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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.