Home / 2,439.92-3,659.98-2,031.94

Finding the Fourth Proportional to 2,439.92, 3,659.98 and 2,031.94

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Solution

The fourth proportional to 2,439.92, 3,659.98 and 2,031.94 is: 3,047.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.92 : 3,659.98 = 2,031.94 : x
  2. Step 2: Convert to fraction form
    2,439.92/3,659.98 = 2,031.94/x
  3. Step 3: Cross multiply
    2,439.92x = 3,659.98 × 2,031.94
  4. Step 4: Simplify right side
    2,439.92x = 7,436,859.76
  5. Step 5: Solve for x
    x = 7,436,859.76/2,439.92
  6. Step 6: Final answer
    x = 3,047.99

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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.