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Finding the Fourth Proportional to 7,512.92, 10,369.91 and 4,369.71

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Solution

The fourth proportional to 7,512.92, 10,369.91 and 4,369.71 is: 6,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.92 : 10,369.91 = 4,369.71 : x
  2. Step 2: Convert to fraction form
    7,512.92/10,369.91 = 4,369.71/x
  3. Step 3: Cross multiply
    7,512.92x = 10,369.91 × 4,369.71
  4. Step 4: Simplify right side
    7,512.92x = 45,313,499.43
  5. Step 5: Solve for x
    x = 45,313,499.43/7,512.92
  6. Step 6: Final answer
    x = 6,031.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.