Home / 2,505.62-3,454.44-1,842.50

Finding the Fourth Proportional to 2,505.62, 3,454.44 and 1,842.50

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Solution

The fourth proportional to 2,505.62, 3,454.44 and 1,842.50 is: 2,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.62 : 3,454.44 = 1,842.50 : x
  2. Step 2: Convert to fraction form
    2,505.62/3,454.44 = 1,842.50/x
  3. Step 3: Cross multiply
    2,505.62x = 3,454.44 × 1,842.50
  4. Step 4: Simplify right side
    2,505.62x = 6,364,805.70
  5. Step 5: Solve for x
    x = 6,364,805.70/2,505.62
  6. Step 6: Final answer
    x = 2,540.21

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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.