Home / 2,414.80-3,331.02-1,366.66

Finding the Fourth Proportional to 2,414.80, 3,331.02 and 1,366.66

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Solution

The fourth proportional to 2,414.80, 3,331.02 and 1,366.66 is: 1,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.80 : 3,331.02 = 1,366.66 : x
  2. Step 2: Convert to fraction form
    2,414.80/3,331.02 = 1,366.66/x
  3. Step 3: Cross multiply
    2,414.80x = 3,331.02 × 1,366.66
  4. Step 4: Simplify right side
    2,414.80x = 4,552,371.79
  5. Step 5: Solve for x
    x = 4,552,371.79/2,414.80
  6. Step 6: Final answer
    x = 1,885.20

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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.