Home / 1,841.43-2,541.19-1,002.15

Finding the Fourth Proportional to 1,841.43, 2,541.19 and 1,002.15

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Solution

The fourth proportional to 1,841.43, 2,541.19 and 1,002.15 is: 1,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.43 : 2,541.19 = 1,002.15 : x
  2. Step 2: Convert to fraction form
    1,841.43/2,541.19 = 1,002.15/x
  3. Step 3: Cross multiply
    1,841.43x = 2,541.19 × 1,002.15
  4. Step 4: Simplify right side
    1,841.43x = 2,546,641.56
  5. Step 5: Solve for x
    x = 2,546,641.56/1,841.43
  6. Step 6: Final answer
    x = 1,382.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.