Home / 4,445.57-6,672.42-2,255.81

Finding the Fourth Proportional to 4,445.57, 6,672.42 and 2,255.81

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Solution

The fourth proportional to 4,445.57, 6,672.42 and 2,255.81 is: 3,385.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.57 : 6,672.42 = 2,255.81 : x
  2. Step 2: Convert to fraction form
    4,445.57/6,672.42 = 2,255.81/x
  3. Step 3: Cross multiply
    4,445.57x = 6,672.42 × 2,255.81
  4. Step 4: Simplify right side
    4,445.57x = 15,051,711.76
  5. Step 5: Solve for x
    x = 15,051,711.76/4,445.57
  6. Step 6: Final answer
    x = 3,385.78

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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.