Home / 2,702.24-4,052.08-1,240.96

Finding the Fourth Proportional to 2,702.24, 4,052.08 and 1,240.96

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Solution

The fourth proportional to 2,702.24, 4,052.08 and 1,240.96 is: 1,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.24 : 4,052.08 = 1,240.96 : x
  2. Step 2: Convert to fraction form
    2,702.24/4,052.08 = 1,240.96/x
  3. Step 3: Cross multiply
    2,702.24x = 4,052.08 × 1,240.96
  4. Step 4: Simplify right side
    2,702.24x = 5,028,469.20
  5. Step 5: Solve for x
    x = 5,028,469.20/2,702.24
  6. Step 6: Final answer
    x = 1,860.85

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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.