Home / 3,454.92-5,182.29-1,146.42

Finding the Fourth Proportional to 3,454.92, 5,182.29 and 1,146.42

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Solution

The fourth proportional to 3,454.92, 5,182.29 and 1,146.42 is: 1,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.92 : 5,182.29 = 1,146.42 : x
  2. Step 2: Convert to fraction form
    3,454.92/5,182.29 = 1,146.42/x
  3. Step 3: Cross multiply
    3,454.92x = 5,182.29 × 1,146.42
  4. Step 4: Simplify right side
    3,454.92x = 5,941,080.90
  5. Step 5: Solve for x
    x = 5,941,080.90/3,454.92
  6. Step 6: Final answer
    x = 1,719.60

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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.