Home / 2,319.42-3,481.14-1,344.18

Finding the Fourth Proportional to 2,319.42, 3,481.14 and 1,344.18

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Solution

The fourth proportional to 2,319.42, 3,481.14 and 1,344.18 is: 2,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.42 : 3,481.14 = 1,344.18 : x
  2. Step 2: Convert to fraction form
    2,319.42/3,481.14 = 1,344.18/x
  3. Step 3: Cross multiply
    2,319.42x = 3,481.14 × 1,344.18
  4. Step 4: Simplify right side
    2,319.42x = 4,679,278.77
  5. Step 5: Solve for x
    x = 4,679,278.77/2,319.42
  6. Step 6: Final answer
    x = 2,017.43

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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.