Home / 3,259.90-4,497.25-2,181.88

Finding the Fourth Proportional to 3,259.90, 4,497.25 and 2,181.88

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Solution

The fourth proportional to 3,259.90, 4,497.25 and 2,181.88 is: 3,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.90 : 4,497.25 = 2,181.88 : x
  2. Step 2: Convert to fraction form
    3,259.90/4,497.25 = 2,181.88/x
  3. Step 3: Cross multiply
    3,259.90x = 4,497.25 × 2,181.88
  4. Step 4: Simplify right side
    3,259.90x = 9,812,459.83
  5. Step 5: Solve for x
    x = 9,812,459.83/3,259.90
  6. Step 6: Final answer
    x = 3,010.05

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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.