Home / 10,352.71-15,531.12-2,957.23

Finding the Fourth Proportional to 10,352.71, 15,531.12 and 2,957.23

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Solution

The fourth proportional to 10,352.71, 15,531.12 and 2,957.23 is: 4,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.71 : 15,531.12 = 2,957.23 : x
  2. Step 2: Convert to fraction form
    10,352.71/15,531.12 = 2,957.23/x
  3. Step 3: Cross multiply
    10,352.71x = 15,531.12 × 2,957.23
  4. Step 4: Simplify right side
    10,352.71x = 45,929,148.78
  5. Step 5: Solve for x
    x = 45,929,148.78/10,352.71
  6. Step 6: Final answer
    x = 4,436.44

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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.