Home / 2,474.24-3,414.39-1,355.18

Finding the Fourth Proportional to 2,474.24, 3,414.39 and 1,355.18

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Solution

The fourth proportional to 2,474.24, 3,414.39 and 1,355.18 is: 1,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.24 : 3,414.39 = 1,355.18 : x
  2. Step 2: Convert to fraction form
    2,474.24/3,414.39 = 1,355.18/x
  3. Step 3: Cross multiply
    2,474.24x = 3,414.39 × 1,355.18
  4. Step 4: Simplify right side
    2,474.24x = 4,627,113.04
  5. Step 5: Solve for x
    x = 4,627,113.04/2,474.24
  6. Step 6: Final answer
    x = 1,870.11

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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.