Home / 10,617.56-15,926.28-3,692

Finding the Fourth Proportional to 10,617.56, 15,926.28 and 3,692

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Solution

The fourth proportional to 10,617.56, 15,926.28 and 3,692 is: 5,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.56 : 15,926.28 = 3,692 : x
  2. Step 2: Convert to fraction form
    10,617.56/15,926.28 = 3,692/x
  3. Step 3: Cross multiply
    10,617.56x = 15,926.28 × 3,692
  4. Step 4: Simplify right side
    10,617.56x = 58,799,825.76
  5. Step 5: Solve for x
    x = 58,799,825.76/10,617.56
  6. Step 6: Final answer
    x = 5,537.98

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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.