Home / 2,423.92-3,344.32-1,375.96

Finding the Fourth Proportional to 2,423.92, 3,344.32 and 1,375.96

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Solution

The fourth proportional to 2,423.92, 3,344.32 and 1,375.96 is: 1,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.92 : 3,344.32 = 1,375.96 : x
  2. Step 2: Convert to fraction form
    2,423.92/3,344.32 = 1,375.96/x
  3. Step 3: Cross multiply
    2,423.92x = 3,344.32 × 1,375.96
  4. Step 4: Simplify right side
    2,423.92x = 4,601,650.55
  5. Step 5: Solve for x
    x = 4,601,650.55/2,423.92
  6. Step 6: Final answer
    x = 1,898.43

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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.