Home / 5,377.88-8,069.55-2,456.87

Finding the Fourth Proportional to 5,377.88, 8,069.55 and 2,456.87

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Solution

The fourth proportional to 5,377.88, 8,069.55 and 2,456.87 is: 3,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.88 : 8,069.55 = 2,456.87 : x
  2. Step 2: Convert to fraction form
    5,377.88/8,069.55 = 2,456.87/x
  3. Step 3: Cross multiply
    5,377.88x = 8,069.55 × 2,456.87
  4. Step 4: Simplify right side
    5,377.88x = 19,825,794.96
  5. Step 5: Solve for x
    x = 19,825,794.96/5,377.88
  6. Step 6: Final answer
    x = 3,686.55

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1.5x scale

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.