Home / 10,949.32-15,109.19-6,169

Finding the Fourth Proportional to 10,949.32, 15,109.19 and 6,169

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Solution

The fourth proportional to 10,949.32, 15,109.19 and 6,169 is: 8,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.32 : 15,109.19 = 6,169 : x
  2. Step 2: Convert to fraction form
    10,949.32/15,109.19 = 6,169/x
  3. Step 3: Cross multiply
    10,949.32x = 15,109.19 × 6,169
  4. Step 4: Simplify right side
    10,949.32x = 93,208,593.11
  5. Step 5: Solve for x
    x = 93,208,593.11/10,949.32
  6. Step 6: Final answer
    x = 8,512.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.