Home / 10,342.26-15,517.71-5,410.44

Finding the Fourth Proportional to 10,342.26, 15,517.71 and 5,410.44

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Solution

The fourth proportional to 10,342.26, 15,517.71 and 5,410.44 is: 8,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.26 : 15,517.71 = 5,410.44 : x
  2. Step 2: Convert to fraction form
    10,342.26/15,517.71 = 5,410.44/x
  3. Step 3: Cross multiply
    10,342.26x = 15,517.71 × 5,410.44
  4. Step 4: Simplify right side
    10,342.26x = 83,957,638.89
  5. Step 5: Solve for x
    x = 83,957,638.89/10,342.26
  6. Step 6: Final answer
    x = 8,117.92

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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.