Home / 1,414.45-2,110.33-1,258.53

Finding the Fourth Proportional to 1,414.45, 2,110.33 and 1,258.53

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Solution

The fourth proportional to 1,414.45, 2,110.33 and 1,258.53 is: 1,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.45 : 2,110.33 = 1,258.53 : x
  2. Step 2: Convert to fraction form
    1,414.45/2,110.33 = 1,258.53/x
  3. Step 3: Cross multiply
    1,414.45x = 2,110.33 × 1,258.53
  4. Step 4: Simplify right side
    1,414.45x = 2,655,913.61
  5. Step 5: Solve for x
    x = 2,655,913.61/1,414.45
  6. Step 6: Final answer
    x = 1,877.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.