Home / 3,443.69-4,752.20-1,871.79

Finding the Fourth Proportional to 3,443.69, 4,752.20 and 1,871.79

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Solution

The fourth proportional to 3,443.69, 4,752.20 and 1,871.79 is: 2,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.69 : 4,752.20 = 1,871.79 : x
  2. Step 2: Convert to fraction form
    3,443.69/4,752.20 = 1,871.79/x
  3. Step 3: Cross multiply
    3,443.69x = 4,752.20 × 1,871.79
  4. Step 4: Simplify right side
    3,443.69x = 8,895,120.44
  5. Step 5: Solve for x
    x = 8,895,120.44/3,443.69
  6. Step 6: Final answer
    x = 2,583.02

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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.