Home / 2,549.12-3,824.48-1,769.88

Finding the Fourth Proportional to 2,549.12, 3,824.48 and 1,769.88

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Solution

The fourth proportional to 2,549.12, 3,824.48 and 1,769.88 is: 2,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.12 : 3,824.48 = 1,769.88 : x
  2. Step 2: Convert to fraction form
    2,549.12/3,824.48 = 1,769.88/x
  3. Step 3: Cross multiply
    2,549.12x = 3,824.48 × 1,769.88
  4. Step 4: Simplify right side
    2,549.12x = 6,768,870.66
  5. Step 5: Solve for x
    x = 6,768,870.66/2,549.12
  6. Step 6: Final answer
    x = 2,655.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.