Home / 10,964.65-16,447.13-3,569.14

Finding the Fourth Proportional to 10,964.65, 16,447.13 and 3,569.14

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Solution

The fourth proportional to 10,964.65, 16,447.13 and 3,569.14 is: 5,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.65 : 16,447.13 = 3,569.14 : x
  2. Step 2: Convert to fraction form
    10,964.65/16,447.13 = 3,569.14/x
  3. Step 3: Cross multiply
    10,964.65x = 16,447.13 × 3,569.14
  4. Step 4: Simplify right side
    10,964.65x = 58,702,109.57
  5. Step 5: Solve for x
    x = 58,702,109.57/10,964.65
  6. Step 6: Final answer
    x = 5,353.76

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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.