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Finding the Fourth Proportional to 11,079.81, 15,290.18 and 6,044.14

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Solution

The fourth proportional to 11,079.81, 15,290.18 and 6,044.14 is: 8,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.81 : 15,290.18 = 6,044.14 : x
  2. Step 2: Convert to fraction form
    11,079.81/15,290.18 = 6,044.14/x
  3. Step 3: Cross multiply
    11,079.81x = 15,290.18 × 6,044.14
  4. Step 4: Simplify right side
    11,079.81x = 92,415,965.43
  5. Step 5: Solve for x
    x = 92,415,965.43/11,079.81
  6. Step 6: Final answer
    x = 8,340.93

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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.