Home / 5,251.85-7,247.22-3,013.91

Finding the Fourth Proportional to 5,251.85, 7,247.22 and 3,013.91

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Solution

The fourth proportional to 5,251.85, 7,247.22 and 3,013.91 is: 4,159.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.85 : 7,247.22 = 3,013.91 : x
  2. Step 2: Convert to fraction form
    5,251.85/7,247.22 = 3,013.91/x
  3. Step 3: Cross multiply
    5,251.85x = 7,247.22 × 3,013.91
  4. Step 4: Simplify right side
    5,251.85x = 21,842,458.25
  5. Step 5: Solve for x
    x = 21,842,458.25/5,251.85
  6. Step 6: Final answer
    x = 4,159.00

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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.