Home / 3,439.82-5,159.70-1,493.42

Finding the Fourth Proportional to 3,439.82, 5,159.70 and 1,493.42

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Solution

The fourth proportional to 3,439.82, 5,159.70 and 1,493.42 is: 2,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.82 : 5,159.70 = 1,493.42 : x
  2. Step 2: Convert to fraction form
    3,439.82/5,159.70 = 1,493.42/x
  3. Step 3: Cross multiply
    3,439.82x = 5,159.70 × 1,493.42
  4. Step 4: Simplify right side
    3,439.82x = 7,705,599.17
  5. Step 5: Solve for x
    x = 7,705,599.17/3,439.82
  6. Step 6: Final answer
    x = 2,240.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.