Home / 3,076.92-4,613.02-1,432.28

Finding the Fourth Proportional to 3,076.92, 4,613.02 and 1,432.28

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Solution

The fourth proportional to 3,076.92, 4,613.02 and 1,432.28 is: 2,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.92 : 4,613.02 = 1,432.28 : x
  2. Step 2: Convert to fraction form
    3,076.92/4,613.02 = 1,432.28/x
  3. Step 3: Cross multiply
    3,076.92x = 4,613.02 × 1,432.28
  4. Step 4: Simplify right side
    3,076.92x = 6,607,144.24
  5. Step 5: Solve for x
    x = 6,607,144.24/3,076.92
  6. Step 6: Final answer
    x = 2,147.32

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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.