Home / 7,358.97-10,152.89-4,171.92

Finding the Fourth Proportional to 7,358.97, 10,152.89 and 4,171.92

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Solution

The fourth proportional to 7,358.97, 10,152.89 and 4,171.92 is: 5,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.97 : 10,152.89 = 4,171.92 : x
  2. Step 2: Convert to fraction form
    7,358.97/10,152.89 = 4,171.92/x
  3. Step 3: Cross multiply
    7,358.97x = 10,152.89 × 4,171.92
  4. Step 4: Simplify right side
    7,358.97x = 42,357,023.99
  5. Step 5: Solve for x
    x = 42,357,023.99/7,358.97
  6. Step 6: Final answer
    x = 5,755.84

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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.