Home / 5,607.28-8,411.91-2,318.53

Finding the Fourth Proportional to 5,607.28, 8,411.91 and 2,318.53

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Solution

The fourth proportional to 5,607.28, 8,411.91 and 2,318.53 is: 3,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.28 : 8,411.91 = 2,318.53 : x
  2. Step 2: Convert to fraction form
    5,607.28/8,411.91 = 2,318.53/x
  3. Step 3: Cross multiply
    5,607.28x = 8,411.91 × 2,318.53
  4. Step 4: Simplify right side
    5,607.28x = 19,503,265.69
  5. Step 5: Solve for x
    x = 19,503,265.69/5,607.28
  6. Step 6: Final answer
    x = 3,478.20

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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.