Home / 3,432.93-5,157.61-2,202.74

Finding the Fourth Proportional to 3,432.93, 5,157.61 and 2,202.74

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Solution

The fourth proportional to 3,432.93, 5,157.61 and 2,202.74 is: 3,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.93 : 5,157.61 = 2,202.74 : x
  2. Step 2: Convert to fraction form
    3,432.93/5,157.61 = 2,202.74/x
  3. Step 3: Cross multiply
    3,432.93x = 5,157.61 × 2,202.74
  4. Step 4: Simplify right side
    3,432.93x = 11,360,873.85
  5. Step 5: Solve for x
    x = 11,360,873.85/3,432.93
  6. Step 6: Final answer
    x = 3,309.38

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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.