Home / 3,239.42-4,470.36-1,842.08

Finding the Fourth Proportional to 3,239.42, 4,470.36 and 1,842.08

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Solution

The fourth proportional to 3,239.42, 4,470.36 and 1,842.08 is: 2,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.42 : 4,470.36 = 1,842.08 : x
  2. Step 2: Convert to fraction form
    3,239.42/4,470.36 = 1,842.08/x
  3. Step 3: Cross multiply
    3,239.42x = 4,470.36 × 1,842.08
  4. Step 4: Simplify right side
    3,239.42x = 8,234,760.75
  5. Step 5: Solve for x
    x = 8,234,760.75/3,239.42
  6. Step 6: Final answer
    x = 2,542.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.