Home / 3,707.20-5,552.52-3,419.07

Finding the Fourth Proportional to 3,707.20, 5,552.52 and 3,419.07

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Solution

The fourth proportional to 3,707.20, 5,552.52 and 3,419.07 is: 5,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.20 : 5,552.52 = 3,419.07 : x
  2. Step 2: Convert to fraction form
    3,707.20/5,552.52 = 3,419.07/x
  3. Step 3: Cross multiply
    3,707.20x = 5,552.52 × 3,419.07
  4. Step 4: Simplify right side
    3,707.20x = 18,984,454.56
  5. Step 5: Solve for x
    x = 18,984,454.56/3,707.20
  6. Step 6: Final answer
    x = 5,120.97

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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.