Home / 7,259.24-10,882.20-2,639

Finding the Fourth Proportional to 7,259.24, 10,882.20 and 2,639

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Solution

The fourth proportional to 7,259.24, 10,882.20 and 2,639 is: 3,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.24 : 10,882.20 = 2,639 : x
  2. Step 2: Convert to fraction form
    7,259.24/10,882.20 = 2,639/x
  3. Step 3: Cross multiply
    7,259.24x = 10,882.20 × 2,639
  4. Step 4: Simplify right side
    7,259.24x = 28,718,125.80
  5. Step 5: Solve for x
    x = 28,718,125.80/7,259.24
  6. Step 6: Final answer
    x = 3,956.08

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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.