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Finding the Fourth Proportional to 11,044.78, 15,242.08 and 6,009.28

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Solution

The fourth proportional to 11,044.78, 15,242.08 and 6,009.28 is: 8,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.78 : 15,242.08 = 6,009.28 : x
  2. Step 2: Convert to fraction form
    11,044.78/15,242.08 = 6,009.28/x
  3. Step 3: Cross multiply
    11,044.78x = 15,242.08 × 6,009.28
  4. Step 4: Simplify right side
    11,044.78x = 91,593,926.50
  5. Step 5: Solve for x
    x = 91,593,926.50/11,044.78
  6. Step 6: Final answer
    x = 8,292.96

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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.