Home / 10,417.92-15,603.62-8,061.88

Finding the Fourth Proportional to 10,417.92, 15,603.62 and 8,061.88

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Solution

The fourth proportional to 10,417.92, 15,603.62 and 8,061.88 is: 12,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.92 : 15,603.62 = 8,061.88 : x
  2. Step 2: Convert to fraction form
    10,417.92/15,603.62 = 8,061.88/x
  3. Step 3: Cross multiply
    10,417.92x = 15,603.62 × 8,061.88
  4. Step 4: Simplify right side
    10,417.92x = 125,794,512.01
  5. Step 5: Solve for x
    x = 125,794,512.01/10,417.92
  6. Step 6: Final answer
    x = 12,074.82

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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.