Home / 10,284.96-15,427.49-3,169.11

Finding the Fourth Proportional to 10,284.96, 15,427.49 and 3,169.11

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Solution

The fourth proportional to 10,284.96, 15,427.49 and 3,169.11 is: 4,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.96 : 15,427.49 = 3,169.11 : x
  2. Step 2: Convert to fraction form
    10,284.96/15,427.49 = 3,169.11/x
  3. Step 3: Cross multiply
    10,284.96x = 15,427.49 × 3,169.11
  4. Step 4: Simplify right side
    10,284.96x = 48,891,412.83
  5. Step 5: Solve for x
    x = 48,891,412.83/10,284.96
  6. Step 6: Final answer
    x = 4,753.68

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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.