Home / 2,414.97-3,332.60-1,420.02

Finding the Fourth Proportional to 2,414.97, 3,332.60 and 1,420.02

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Solution

The fourth proportional to 2,414.97, 3,332.60 and 1,420.02 is: 1,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.97 : 3,332.60 = 1,420.02 : x
  2. Step 2: Convert to fraction form
    2,414.97/3,332.60 = 1,420.02/x
  3. Step 3: Cross multiply
    2,414.97x = 3,332.60 × 1,420.02
  4. Step 4: Simplify right side
    2,414.97x = 4,732,351.55
  5. Step 5: Solve for x
    x = 4,732,351.55/2,414.97
  6. Step 6: Final answer
    x = 1,959.59

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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.