Home / 3,602.90-4,972.25-2,276.53

Finding the Fourth Proportional to 3,602.90, 4,972.25 and 2,276.53

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Solution

The fourth proportional to 3,602.90, 4,972.25 and 2,276.53 is: 3,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.90 : 4,972.25 = 2,276.53 : x
  2. Step 2: Convert to fraction form
    3,602.90/4,972.25 = 2,276.53/x
  3. Step 3: Cross multiply
    3,602.90x = 4,972.25 × 2,276.53
  4. Step 4: Simplify right side
    3,602.90x = 11,319,469.55
  5. Step 5: Solve for x
    x = 11,319,469.55/3,602.90
  6. Step 6: Final answer
    x = 3,141.76

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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.