Home / 2,414.10-3,331.08-1,420.23

Finding the Fourth Proportional to 2,414.10, 3,331.08 and 1,420.23

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Solution

The fourth proportional to 2,414.10, 3,331.08 and 1,420.23 is: 1,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.10 : 3,331.08 = 1,420.23 : x
  2. Step 2: Convert to fraction form
    2,414.10/3,331.08 = 1,420.23/x
  3. Step 3: Cross multiply
    2,414.10x = 3,331.08 × 1,420.23
  4. Step 4: Simplify right side
    2,414.10x = 4,730,899.75
  5. Step 5: Solve for x
    x = 4,730,899.75/2,414.10
  6. Step 6: Final answer
    x = 1,959.70

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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.