Home / 2,575.13-3,553.88-2,174.58

Finding the Fourth Proportional to 2,575.13, 3,553.88 and 2,174.58

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Solution

The fourth proportional to 2,575.13, 3,553.88 and 2,174.58 is: 3,001.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.13 : 3,553.88 = 2,174.58 : x
  2. Step 2: Convert to fraction form
    2,575.13/3,553.88 = 2,174.58/x
  3. Step 3: Cross multiply
    2,575.13x = 3,553.88 × 2,174.58
  4. Step 4: Simplify right side
    2,575.13x = 7,728,185.50
  5. Step 5: Solve for x
    x = 7,728,185.50/2,575.13
  6. Step 6: Final answer
    x = 3,001.09

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1.5x scale

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.