Home / 7,173.20-10,754.30-3,471.68

Finding the Fourth Proportional to 7,173.20, 10,754.30 and 3,471.68

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Solution

The fourth proportional to 7,173.20, 10,754.30 and 3,471.68 is: 5,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.20 : 10,754.30 = 3,471.68 : x
  2. Step 2: Convert to fraction form
    7,173.20/10,754.30 = 3,471.68/x
  3. Step 3: Cross multiply
    7,173.20x = 10,754.30 × 3,471.68
  4. Step 4: Simplify right side
    7,173.20x = 37,335,488.22
  5. Step 5: Solve for x
    x = 37,335,488.22/7,173.20
  6. Step 6: Final answer
    x = 5,204.86

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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.