Home / 4,266.80-5,885.96-2,772.88

Finding the Fourth Proportional to 4,266.80, 5,885.96 and 2,772.88

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Solution

The fourth proportional to 4,266.80, 5,885.96 and 2,772.88 is: 3,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.80 : 5,885.96 = 2,772.88 : x
  2. Step 2: Convert to fraction form
    4,266.80/5,885.96 = 2,772.88/x
  3. Step 3: Cross multiply
    4,266.80x = 5,885.96 × 2,772.88
  4. Step 4: Simplify right side
    4,266.80x = 16,321,060.76
  5. Step 5: Solve for x
    x = 16,321,060.76/4,266.80
  6. Step 6: Final answer
    x = 3,825.13

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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.