Home / 7,044.28-10,564.89-2,112.60

Finding the Fourth Proportional to 7,044.28, 10,564.89 and 2,112.60

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Solution

The fourth proportional to 7,044.28, 10,564.89 and 2,112.60 is: 3,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.28 : 10,564.89 = 2,112.60 : x
  2. Step 2: Convert to fraction form
    7,044.28/10,564.89 = 2,112.60/x
  3. Step 3: Cross multiply
    7,044.28x = 10,564.89 × 2,112.60
  4. Step 4: Simplify right side
    7,044.28x = 22,319,333.79
  5. Step 5: Solve for x
    x = 22,319,333.79/7,044.28
  6. Step 6: Final answer
    x = 3,168.43

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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.