Home / 5,170.08-7,759.96-3,439.92

Finding the Fourth Proportional to 5,170.08, 7,759.96 and 3,439.92

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Solution

The fourth proportional to 5,170.08, 7,759.96 and 3,439.92 is: 5,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.08 : 7,759.96 = 3,439.92 : x
  2. Step 2: Convert to fraction form
    5,170.08/7,759.96 = 3,439.92/x
  3. Step 3: Cross multiply
    5,170.08x = 7,759.96 × 3,439.92
  4. Step 4: Simplify right side
    5,170.08x = 26,693,641.60
  5. Step 5: Solve for x
    x = 26,693,641.60/5,170.08
  6. Step 6: Final answer
    x = 5,163.10

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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.