Home / 7,294.24-10,931.28-6,317.92

Finding the Fourth Proportional to 7,294.24, 10,931.28 and 6,317.92

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Solution

The fourth proportional to 7,294.24, 10,931.28 and 6,317.92 is: 9,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.24 : 10,931.28 = 6,317.92 : x
  2. Step 2: Convert to fraction form
    7,294.24/10,931.28 = 6,317.92/x
  3. Step 3: Cross multiply
    7,294.24x = 10,931.28 × 6,317.92
  4. Step 4: Simplify right side
    7,294.24x = 69,062,952.54
  5. Step 5: Solve for x
    x = 69,062,952.54/7,294.24
  6. Step 6: Final answer
    x = 9,468.15

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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.