Home / 7,512.90-11,271.30-2,248.02

Finding the Fourth Proportional to 7,512.90, 11,271.30 and 2,248.02

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Solution

The fourth proportional to 7,512.90, 11,271.30 and 2,248.02 is: 3,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.90 : 11,271.30 = 2,248.02 : x
  2. Step 2: Convert to fraction form
    7,512.90/11,271.30 = 2,248.02/x
  3. Step 3: Cross multiply
    7,512.90x = 11,271.30 × 2,248.02
  4. Step 4: Simplify right side
    7,512.90x = 25,338,107.83
  5. Step 5: Solve for x
    x = 25,338,107.83/7,512.90
  6. Step 6: Final answer
    x = 3,372.61

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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.