Home / 5,306.59-7,959.80-1,843.75

Finding the Fourth Proportional to 5,306.59, 7,959.80 and 1,843.75

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Solution

The fourth proportional to 5,306.59, 7,959.80 and 1,843.75 is: 2,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.59 : 7,959.80 = 1,843.75 : x
  2. Step 2: Convert to fraction form
    5,306.59/7,959.80 = 1,843.75/x
  3. Step 3: Cross multiply
    5,306.59x = 7,959.80 × 1,843.75
  4. Step 4: Simplify right side
    5,306.59x = 14,675,872.03
  5. Step 5: Solve for x
    x = 14,675,872.03/5,306.59
  6. Step 6: Final answer
    x = 2,765.59

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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.