Home / 11,095.19-15,310.97-6,616.62

Finding the Fourth Proportional to 11,095.19, 15,310.97 and 6,616.62

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Solution

The fourth proportional to 11,095.19, 15,310.97 and 6,616.62 is: 9,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.19 : 15,310.97 = 6,616.62 : x
  2. Step 2: Convert to fraction form
    11,095.19/15,310.97 = 6,616.62/x
  3. Step 3: Cross multiply
    11,095.19x = 15,310.97 × 6,616.62
  4. Step 4: Simplify right side
    11,095.19x = 101,306,963.86
  5. Step 5: Solve for x
    x = 101,306,963.86/11,095.19
  6. Step 6: Final answer
    x = 9,130.71

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1.5x scale

Why These Related Problems?

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