Home / 3,243.38-4,864.61-1,852.20

Finding the Fourth Proportional to 3,243.38, 4,864.61 and 1,852.20

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Solution

The fourth proportional to 3,243.38, 4,864.61 and 1,852.20 is: 2,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.38 : 4,864.61 = 1,852.20 : x
  2. Step 2: Convert to fraction form
    3,243.38/4,864.61 = 1,852.20/x
  3. Step 3: Cross multiply
    3,243.38x = 4,864.61 × 1,852.20
  4. Step 4: Simplify right side
    3,243.38x = 9,010,221.38
  5. Step 5: Solve for x
    x = 9,010,221.38/3,243.38
  6. Step 6: Final answer
    x = 2,778.04

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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.