Home / 10,088.26-15,132.66-2,692.69

Finding the Fourth Proportional to 10,088.26, 15,132.66 and 2,692.69

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Solution

The fourth proportional to 10,088.26, 15,132.66 and 2,692.69 is: 4,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.26 : 15,132.66 = 2,692.69 : x
  2. Step 2: Convert to fraction form
    10,088.26/15,132.66 = 2,692.69/x
  3. Step 3: Cross multiply
    10,088.26x = 15,132.66 × 2,692.69
  4. Step 4: Simplify right side
    10,088.26x = 40,747,562.26
  5. Step 5: Solve for x
    x = 40,747,562.26/10,088.26
  6. Step 6: Final answer
    x = 4,039.11

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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.