Home / 6,375.40-9,569.17-3,915.02

Finding the Fourth Proportional to 6,375.40, 9,569.17 and 3,915.02

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Solution

The fourth proportional to 6,375.40, 9,569.17 and 3,915.02 is: 5,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.40 : 9,569.17 = 3,915.02 : x
  2. Step 2: Convert to fraction form
    6,375.40/9,569.17 = 3,915.02/x
  3. Step 3: Cross multiply
    6,375.40x = 9,569.17 × 3,915.02
  4. Step 4: Simplify right side
    6,375.40x = 37,463,491.93
  5. Step 5: Solve for x
    x = 37,463,491.93/6,375.40
  6. Step 6: Final answer
    x = 5,876.26

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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.