Home / 7,244.38-10,845.90-4,771.66

Finding the Fourth Proportional to 7,244.38, 10,845.90 and 4,771.66

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Solution

The fourth proportional to 7,244.38, 10,845.90 and 4,771.66 is: 7,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.38 : 10,845.90 = 4,771.66 : x
  2. Step 2: Convert to fraction form
    7,244.38/10,845.90 = 4,771.66/x
  3. Step 3: Cross multiply
    7,244.38x = 10,845.90 × 4,771.66
  4. Step 4: Simplify right side
    7,244.38x = 51,752,947.19
  5. Step 5: Solve for x
    x = 51,752,947.19/7,244.38
  6. Step 6: Final answer
    x = 7,143.88

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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.