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Finding the Fourth Proportional to 7,392.05, 10,201.02 and 4,034.87

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Solution

The fourth proportional to 7,392.05, 10,201.02 and 4,034.87 is: 5,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.05 : 10,201.02 = 4,034.87 : x
  2. Step 2: Convert to fraction form
    7,392.05/10,201.02 = 4,034.87/x
  3. Step 3: Cross multiply
    7,392.05x = 10,201.02 × 4,034.87
  4. Step 4: Simplify right side
    7,392.05x = 41,159,789.57
  5. Step 5: Solve for x
    x = 41,159,789.57/7,392.05
  6. Step 6: Final answer
    x = 5,568.12

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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.