Home / 5,004.48-7,496.40-3,439.20

Finding the Fourth Proportional to 5,004.48, 7,496.40 and 3,439.20

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Solution

The fourth proportional to 5,004.48, 7,496.40 and 3,439.20 is: 5,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.48 : 7,496.40 = 3,439.20 : x
  2. Step 2: Convert to fraction form
    5,004.48/7,496.40 = 3,439.20/x
  3. Step 3: Cross multiply
    5,004.48x = 7,496.40 × 3,439.20
  4. Step 4: Simplify right side
    5,004.48x = 25,781,618.88
  5. Step 5: Solve for x
    x = 25,781,618.88/5,004.48
  6. Step 6: Final answer
    x = 5,151.71

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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.