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Finding the Fourth Proportional to 7,652.03, 11,479.07 and 5,275.71

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Solution

The fourth proportional to 7,652.03, 11,479.07 and 5,275.71 is: 7,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.03 : 11,479.07 = 5,275.71 : x
  2. Step 2: Convert to fraction form
    7,652.03/11,479.07 = 5,275.71/x
  3. Step 3: Cross multiply
    7,652.03x = 11,479.07 × 5,275.71
  4. Step 4: Simplify right side
    7,652.03x = 60,560,257.58
  5. Step 5: Solve for x
    x = 60,560,257.58/7,652.03
  6. Step 6: Final answer
    x = 7,914.28

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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.