Home / 4,113.10-6,169.65-3,432.70

Finding the Fourth Proportional to 4,113.10, 6,169.65 and 3,432.70

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Solution

The fourth proportional to 4,113.10, 6,169.65 and 3,432.70 is: 5,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.10 : 6,169.65 = 3,432.70 : x
  2. Step 2: Convert to fraction form
    4,113.10/6,169.65 = 3,432.70/x
  3. Step 3: Cross multiply
    4,113.10x = 6,169.65 × 3,432.70
  4. Step 4: Simplify right side
    4,113.10x = 21,178,557.56
  5. Step 5: Solve for x
    x = 21,178,557.56/4,113.10
  6. Step 6: Final answer
    x = 5,149.05

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Similar ratio
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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.