Home / 10,433.95-15,651-3,508.45

Finding the Fourth Proportional to 10,433.95, 15,651 and 3,508.45

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Solution

The fourth proportional to 10,433.95, 15,651 and 3,508.45 is: 5,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.95 : 15,651 = 3,508.45 : x
  2. Step 2: Convert to fraction form
    10,433.95/15,651 = 3,508.45/x
  3. Step 3: Cross multiply
    10,433.95x = 15,651 × 3,508.45
  4. Step 4: Simplify right side
    10,433.95x = 54,910,711.82
  5. Step 5: Solve for x
    x = 54,910,711.82/10,433.95
  6. Step 6: Final answer
    x = 5,262.70

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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.