Home / 7,232.30-10,854.60-5,157.38

Finding the Fourth Proportional to 7,232.30, 10,854.60 and 5,157.38

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Solution

The fourth proportional to 7,232.30, 10,854.60 and 5,157.38 is: 7,740.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.30 : 10,854.60 = 5,157.38 : x
  2. Step 2: Convert to fraction form
    7,232.30/10,854.60 = 5,157.38/x
  3. Step 3: Cross multiply
    7,232.30x = 10,854.60 × 5,157.38
  4. Step 4: Simplify right side
    7,232.30x = 55,981,296.95
  5. Step 5: Solve for x
    x = 55,981,296.95/7,232.30
  6. Step 6: Final answer
    x = 7,740.46

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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.