Home / 5,125.05-7,057.31-4,752.92

Finding the Fourth Proportional to 5,125.05, 7,057.31 and 4,752.92

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Solution

The fourth proportional to 5,125.05, 7,057.31 and 4,752.92 is: 6,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.05 : 7,057.31 = 4,752.92 : x
  2. Step 2: Convert to fraction form
    5,125.05/7,057.31 = 4,752.92/x
  3. Step 3: Cross multiply
    5,125.05x = 7,057.31 × 4,752.92
  4. Step 4: Simplify right side
    5,125.05x = 33,542,823.72
  5. Step 5: Solve for x
    x = 33,542,823.72/5,125.05
  6. Step 6: Final answer
    x = 6,544.88

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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.