Home / 10,446.30-15,668.33-2,949.68

Finding the Fourth Proportional to 10,446.30, 15,668.33 and 2,949.68

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Solution

The fourth proportional to 10,446.30, 15,668.33 and 2,949.68 is: 4,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.30 : 15,668.33 = 2,949.68 : x
  2. Step 2: Convert to fraction form
    10,446.30/15,668.33 = 2,949.68/x
  3. Step 3: Cross multiply
    10,446.30x = 15,668.33 × 2,949.68
  4. Step 4: Simplify right side
    10,446.30x = 46,216,488.67
  5. Step 5: Solve for x
    x = 46,216,488.67/10,446.30
  6. Step 6: Final answer
    x = 4,424.20

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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.