Home / 1,843.64-2,543.38-1,097.18

Finding the Fourth Proportional to 1,843.64, 2,543.38 and 1,097.18

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Solution

The fourth proportional to 1,843.64, 2,543.38 and 1,097.18 is: 1,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.64 : 2,543.38 = 1,097.18 : x
  2. Step 2: Convert to fraction form
    1,843.64/2,543.38 = 1,097.18/x
  3. Step 3: Cross multiply
    1,843.64x = 2,543.38 × 1,097.18
  4. Step 4: Simplify right side
    1,843.64x = 2,790,545.67
  5. Step 5: Solve for x
    x = 2,790,545.67/1,843.64
  6. Step 6: Final answer
    x = 1,513.61

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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.