Home / 7,522.21-11,279.17-5,153.02

Finding the Fourth Proportional to 7,522.21, 11,279.17 and 5,153.02

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Solution

The fourth proportional to 7,522.21, 11,279.17 and 5,153.02 is: 7,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.21 : 11,279.17 = 5,153.02 : x
  2. Step 2: Convert to fraction form
    7,522.21/11,279.17 = 5,153.02/x
  3. Step 3: Cross multiply
    7,522.21x = 11,279.17 × 5,153.02
  4. Step 4: Simplify right side
    7,522.21x = 58,121,788.59
  5. Step 5: Solve for x
    x = 58,121,788.59/7,522.21
  6. Step 6: Final answer
    x = 7,726.69

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1.5x scale

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.