Home / 7,522.71-11,279.93-5,153.52

Finding the Fourth Proportional to 7,522.71, 11,279.93 and 5,153.52

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Solution

The fourth proportional to 7,522.71, 11,279.93 and 5,153.52 is: 7,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.71 : 11,279.93 = 5,153.52 : x
  2. Step 2: Convert to fraction form
    7,522.71/11,279.93 = 5,153.52/x
  3. Step 3: Cross multiply
    7,522.71x = 11,279.93 × 5,153.52
  4. Step 4: Simplify right side
    7,522.71x = 58,131,319.09
  5. Step 5: Solve for x
    x = 58,131,319.09/7,522.71
  6. Step 6: Final answer
    x = 7,727.44

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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.