Home / 2,456.97-3,386.39-1,817.61

Finding the Fourth Proportional to 2,456.97, 3,386.39 and 1,817.61

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Solution

The fourth proportional to 2,456.97, 3,386.39 and 1,817.61 is: 2,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.97 : 3,386.39 = 1,817.61 : x
  2. Step 2: Convert to fraction form
    2,456.97/3,386.39 = 1,817.61/x
  3. Step 3: Cross multiply
    2,456.97x = 3,386.39 × 1,817.61
  4. Step 4: Simplify right side
    2,456.97x = 6,155,127.24
  5. Step 5: Solve for x
    x = 6,155,127.24/2,456.97
  6. Step 6: Final answer
    x = 2,505.17

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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.