Home / 2,474.12-3,414.29-1,339.80

Finding the Fourth Proportional to 2,474.12, 3,414.29 and 1,339.80

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Solution

The fourth proportional to 2,474.12, 3,414.29 and 1,339.80 is: 1,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.12 : 3,414.29 = 1,339.80 : x
  2. Step 2: Convert to fraction form
    2,474.12/3,414.29 = 1,339.80/x
  3. Step 3: Cross multiply
    2,474.12x = 3,414.29 × 1,339.80
  4. Step 4: Simplify right side
    2,474.12x = 4,574,474.28
  5. Step 5: Solve for x
    x = 4,574,474.28/2,474.12
  6. Step 6: Final answer
    x = 1,848.93

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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.