Home / 2,573.76-3,549.99-2,488.11

Finding the Fourth Proportional to 2,573.76, 3,549.99 and 2,488.11

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Solution

The fourth proportional to 2,573.76, 3,549.99 and 2,488.11 is: 3,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.76 : 3,549.99 = 2,488.11 : x
  2. Step 2: Convert to fraction form
    2,573.76/3,549.99 = 2,488.11/x
  3. Step 3: Cross multiply
    2,573.76x = 3,549.99 × 2,488.11
  4. Step 4: Simplify right side
    2,573.76x = 8,832,765.62
  5. Step 5: Solve for x
    x = 8,832,765.62/2,573.76
  6. Step 6: Final answer
    x = 3,431.85

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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.