Home / 3,076.59-4,617.32-1,432.29

Finding the Fourth Proportional to 3,076.59, 4,617.32 and 1,432.29

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Solution

The fourth proportional to 3,076.59, 4,617.32 and 1,432.29 is: 2,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.59 : 4,617.32 = 1,432.29 : x
  2. Step 2: Convert to fraction form
    3,076.59/4,617.32 = 1,432.29/x
  3. Step 3: Cross multiply
    3,076.59x = 4,617.32 × 1,432.29
  4. Step 4: Simplify right side
    3,076.59x = 6,613,334.10
  5. Step 5: Solve for x
    x = 6,613,334.10/3,076.59
  6. Step 6: Final answer
    x = 2,149.57

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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.