Home / 10,769.32-16,154.14-2,872

Finding the Fourth Proportional to 10,769.32, 16,154.14 and 2,872

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Solution

The fourth proportional to 10,769.32, 16,154.14 and 2,872 is: 4,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.32 : 16,154.14 = 2,872 : x
  2. Step 2: Convert to fraction form
    10,769.32/16,154.14 = 2,872/x
  3. Step 3: Cross multiply
    10,769.32x = 16,154.14 × 2,872
  4. Step 4: Simplify right side
    10,769.32x = 46,394,690.08
  5. Step 5: Solve for x
    x = 46,394,690.08/10,769.32
  6. Step 6: Final answer
    x = 4,308.04

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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.