Home / 4,169.92-6,255.02-1,248.39

Finding the Fourth Proportional to 4,169.92, 6,255.02 and 1,248.39

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Solution

The fourth proportional to 4,169.92, 6,255.02 and 1,248.39 is: 1,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.92 : 6,255.02 = 1,248.39 : x
  2. Step 2: Convert to fraction form
    4,169.92/6,255.02 = 1,248.39/x
  3. Step 3: Cross multiply
    4,169.92x = 6,255.02 × 1,248.39
  4. Step 4: Simplify right side
    4,169.92x = 7,808,704.42
  5. Step 5: Solve for x
    x = 7,808,704.42/4,169.92
  6. Step 6: Final answer
    x = 1,872.63

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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.