Home / 10,617.50-15,926.25-3,692

Finding the Fourth Proportional to 10,617.50, 15,926.25 and 3,692

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Solution

The fourth proportional to 10,617.50, 15,926.25 and 3,692 is: 5,538

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.50 : 15,926.25 = 3,692 : x
  2. Step 2: Convert to fraction form
    10,617.50/15,926.25 = 3,692/x
  3. Step 3: Cross multiply
    10,617.50x = 15,926.25 × 3,692
  4. Step 4: Simplify right side
    10,617.50x = 58,799,715
  5. Step 5: Solve for x
    x = 58,799,715/10,617.50
  6. Step 6: Final answer
    x = 5,538

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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.