Home / 2,474.35-3,414.60-1,355.29

Finding the Fourth Proportional to 2,474.35, 3,414.60 and 1,355.29

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Solution

The fourth proportional to 2,474.35, 3,414.60 and 1,355.29 is: 1,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.35 : 3,414.60 = 1,355.29 : x
  2. Step 2: Convert to fraction form
    2,474.35/3,414.60 = 1,355.29/x
  3. Step 3: Cross multiply
    2,474.35x = 3,414.60 × 1,355.29
  4. Step 4: Simplify right side
    2,474.35x = 4,627,757.04
  5. Step 5: Solve for x
    x = 4,627,757.04/2,474.35
  6. Step 6: Final answer
    x = 1,870.30

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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.