Home / 10,125.67-15,188.38-3,462.10

Finding the Fourth Proportional to 10,125.67, 15,188.38 and 3,462.10

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Solution

The fourth proportional to 10,125.67, 15,188.38 and 3,462.10 is: 5,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.67 : 15,188.38 = 3,462.10 : x
  2. Step 2: Convert to fraction form
    10,125.67/15,188.38 = 3,462.10/x
  3. Step 3: Cross multiply
    10,125.67x = 15,188.38 × 3,462.10
  4. Step 4: Simplify right side
    10,125.67x = 52,583,728.37
  5. Step 5: Solve for x
    x = 52,583,728.37/10,125.67
  6. Step 6: Final answer
    x = 5,193.11

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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.