Home / 4,265.28-5,886.84-3,387.78

Finding the Fourth Proportional to 4,265.28, 5,886.84 and 3,387.78

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Solution

The fourth proportional to 4,265.28, 5,886.84 and 3,387.78 is: 4,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.28 : 5,886.84 = 3,387.78 : x
  2. Step 2: Convert to fraction form
    4,265.28/5,886.84 = 3,387.78/x
  3. Step 3: Cross multiply
    4,265.28x = 5,886.84 × 3,387.78
  4. Step 4: Simplify right side
    4,265.28x = 19,943,318.82
  5. Step 5: Solve for x
    x = 19,943,318.82/4,265.28
  6. Step 6: Final answer
    x = 4,675.73

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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.