Home / 5,002.76-7,497.99-2,806.88

Finding the Fourth Proportional to 5,002.76, 7,497.99 and 2,806.88

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Solution

The fourth proportional to 5,002.76, 7,497.99 and 2,806.88 is: 4,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.76 : 7,497.99 = 2,806.88 : x
  2. Step 2: Convert to fraction form
    5,002.76/7,497.99 = 2,806.88/x
  3. Step 3: Cross multiply
    5,002.76x = 7,497.99 × 2,806.88
  4. Step 4: Simplify right side
    5,002.76x = 21,045,949.66
  5. Step 5: Solve for x
    x = 21,045,949.66/5,002.76
  6. Step 6: Final answer
    x = 4,206.87

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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.