Home / 2,750.24-3,795.36-1,631.76

Finding the Fourth Proportional to 2,750.24, 3,795.36 and 1,631.76

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Solution

The fourth proportional to 2,750.24, 3,795.36 and 1,631.76 is: 2,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.24 : 3,795.36 = 1,631.76 : x
  2. Step 2: Convert to fraction form
    2,750.24/3,795.36 = 1,631.76/x
  3. Step 3: Cross multiply
    2,750.24x = 3,795.36 × 1,631.76
  4. Step 4: Simplify right side
    2,750.24x = 6,193,116.63
  5. Step 5: Solve for x
    x = 6,193,116.63/2,750.24
  6. Step 6: Final answer
    x = 2,251.85

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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.