Home / 2,952.12-4,074.04-1,625.88

Finding the Fourth Proportional to 2,952.12, 4,074.04 and 1,625.88

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Solution

The fourth proportional to 2,952.12, 4,074.04 and 1,625.88 is: 2,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.12 : 4,074.04 = 1,625.88 : x
  2. Step 2: Convert to fraction form
    2,952.12/4,074.04 = 1,625.88/x
  3. Step 3: Cross multiply
    2,952.12x = 4,074.04 × 1,625.88
  4. Step 4: Simplify right side
    2,952.12x = 6,623,900.16
  5. Step 5: Solve for x
    x = 6,623,900.16/2,952.12
  6. Step 6: Final answer
    x = 2,243.78

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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.