Home / 6,251.28-9,402.84-5,655.12

Finding the Fourth Proportional to 6,251.28, 9,402.84 and 5,655.12

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Solution

The fourth proportional to 6,251.28, 9,402.84 and 5,655.12 is: 8,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.28 : 9,402.84 = 5,655.12 : x
  2. Step 2: Convert to fraction form
    6,251.28/9,402.84 = 5,655.12/x
  3. Step 3: Cross multiply
    6,251.28x = 9,402.84 × 5,655.12
  4. Step 4: Simplify right side
    6,251.28x = 53,174,188.54
  5. Step 5: Solve for x
    x = 53,174,188.54/6,251.28
  6. Step 6: Final answer
    x = 8,506.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.