Home / 2,854.98-4,278.96-2,522.79

Finding the Fourth Proportional to 2,854.98, 4,278.96 and 2,522.79

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Solution

The fourth proportional to 2,854.98, 4,278.96 and 2,522.79 is: 3,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.98 : 4,278.96 = 2,522.79 : x
  2. Step 2: Convert to fraction form
    2,854.98/4,278.96 = 2,522.79/x
  3. Step 3: Cross multiply
    2,854.98x = 4,278.96 × 2,522.79
  4. Step 4: Simplify right side
    2,854.98x = 10,794,917.50
  5. Step 5: Solve for x
    x = 10,794,917.50/2,854.98
  6. Step 6: Final answer
    x = 3,781.08

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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.