Home / 7,423.60-11,141.70-3,044.20

Finding the Fourth Proportional to 7,423.60, 11,141.70 and 3,044.20

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Solution

The fourth proportional to 7,423.60, 11,141.70 and 3,044.20 is: 4,568.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.60 : 11,141.70 = 3,044.20 : x
  2. Step 2: Convert to fraction form
    7,423.60/11,141.70 = 3,044.20/x
  3. Step 3: Cross multiply
    7,423.60x = 11,141.70 × 3,044.20
  4. Step 4: Simplify right side
    7,423.60x = 33,917,563.14
  5. Step 5: Solve for x
    x = 33,917,563.14/7,423.60
  6. Step 6: Final answer
    x = 4,568.88

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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.