Home / 2,348.55-3,241.29-1,340.43

Finding the Fourth Proportional to 2,348.55, 3,241.29 and 1,340.43

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Solution

The fourth proportional to 2,348.55, 3,241.29 and 1,340.43 is: 1,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.55 : 3,241.29 = 1,340.43 : x
  2. Step 2: Convert to fraction form
    2,348.55/3,241.29 = 1,340.43/x
  3. Step 3: Cross multiply
    2,348.55x = 3,241.29 × 1,340.43
  4. Step 4: Simplify right side
    2,348.55x = 4,344,722.35
  5. Step 5: Solve for x
    x = 4,344,722.35/2,348.55
  6. Step 6: Final answer
    x = 1,849.96

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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.