Home / 10,488.29-15,732.08-3,092.45

Finding the Fourth Proportional to 10,488.29, 15,732.08 and 3,092.45

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Solution

The fourth proportional to 10,488.29, 15,732.08 and 3,092.45 is: 4,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.29 : 15,732.08 = 3,092.45 : x
  2. Step 2: Convert to fraction form
    10,488.29/15,732.08 = 3,092.45/x
  3. Step 3: Cross multiply
    10,488.29x = 15,732.08 × 3,092.45
  4. Step 4: Simplify right side
    10,488.29x = 48,650,655.33
  5. Step 5: Solve for x
    x = 48,650,655.33/10,488.29
  6. Step 6: Final answer
    x = 4,638.57

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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.