Home / 7,526.28-10,385.04-4,381.92

Finding the Fourth Proportional to 7,526.28, 10,385.04 and 4,381.92

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Solution

The fourth proportional to 7,526.28, 10,385.04 and 4,381.92 is: 6,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.28 : 10,385.04 = 4,381.92 : x
  2. Step 2: Convert to fraction form
    7,526.28/10,385.04 = 4,381.92/x
  3. Step 3: Cross multiply
    7,526.28x = 10,385.04 × 4,381.92
  4. Step 4: Simplify right side
    7,526.28x = 45,506,414.48
  5. Step 5: Solve for x
    x = 45,506,414.48/7,526.28
  6. Step 6: Final answer
    x = 6,046.34

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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.