Home / 3,239.77-4,470.85-1,842.52

Finding the Fourth Proportional to 3,239.77, 4,470.85 and 1,842.52

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Solution

The fourth proportional to 3,239.77, 4,470.85 and 1,842.52 is: 2,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.77 : 4,470.85 = 1,842.52 : x
  2. Step 2: Convert to fraction form
    3,239.77/4,470.85 = 1,842.52/x
  3. Step 3: Cross multiply
    3,239.77x = 4,470.85 × 1,842.52
  4. Step 4: Simplify right side
    3,239.77x = 8,237,621.67
  5. Step 5: Solve for x
    x = 8,237,621.67/3,239.77
  6. Step 6: Final answer
    x = 2,542.66

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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.