Home / 3,929.08-5,891.19-1,847.79

Finding the Fourth Proportional to 3,929.08, 5,891.19 and 1,847.79

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Solution

The fourth proportional to 3,929.08, 5,891.19 and 1,847.79 is: 2,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.08 : 5,891.19 = 1,847.79 : x
  2. Step 2: Convert to fraction form
    3,929.08/5,891.19 = 1,847.79/x
  3. Step 3: Cross multiply
    3,929.08x = 5,891.19 × 1,847.79
  4. Step 4: Simplify right side
    3,929.08x = 10,885,681.97
  5. Step 5: Solve for x
    x = 10,885,681.97/3,929.08
  6. Step 6: Final answer
    x = 2,770.54

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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.