Home / 7,337.16-10,125.29-3,979.97

Finding the Fourth Proportional to 7,337.16, 10,125.29 and 3,979.97

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Solution

The fourth proportional to 7,337.16, 10,125.29 and 3,979.97 is: 5,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.16 : 10,125.29 = 3,979.97 : x
  2. Step 2: Convert to fraction form
    7,337.16/10,125.29 = 3,979.97/x
  3. Step 3: Cross multiply
    7,337.16x = 10,125.29 × 3,979.97
  4. Step 4: Simplify right side
    7,337.16x = 40,298,279.92
  5. Step 5: Solve for x
    x = 40,298,279.92/7,337.16
  6. Step 6: Final answer
    x = 5,492.35

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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.