Home / 2,363.39-3,541.49-1,129.10

Finding the Fourth Proportional to 2,363.39, 3,541.49 and 1,129.10

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Solution

The fourth proportional to 2,363.39, 3,541.49 and 1,129.10 is: 1,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.39 : 3,541.49 = 1,129.10 : x
  2. Step 2: Convert to fraction form
    2,363.39/3,541.49 = 1,129.10/x
  3. Step 3: Cross multiply
    2,363.39x = 3,541.49 × 1,129.10
  4. Step 4: Simplify right side
    2,363.39x = 3,998,696.36
  5. Step 5: Solve for x
    x = 3,998,696.36/2,363.39
  6. Step 6: Final answer
    x = 1,691.93

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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.