Home / 9,061.20-13,583.70-3,512.70

Finding the Fourth Proportional to 9,061.20, 13,583.70 and 3,512.70

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Solution

The fourth proportional to 9,061.20, 13,583.70 and 3,512.70 is: 5,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.20 : 13,583.70 = 3,512.70 : x
  2. Step 2: Convert to fraction form
    9,061.20/13,583.70 = 3,512.70/x
  3. Step 3: Cross multiply
    9,061.20x = 13,583.70 × 3,512.70
  4. Step 4: Simplify right side
    9,061.20x = 47,715,462.99
  5. Step 5: Solve for x
    x = 47,715,462.99/9,061.20
  6. Step 6: Final answer
    x = 5,265.91

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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.