Home / 3,443.19-4,751.70-1,871.29

Finding the Fourth Proportional to 3,443.19, 4,751.70 and 1,871.29

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Solution

The fourth proportional to 3,443.19, 4,751.70 and 1,871.29 is: 2,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.19 : 4,751.70 = 1,871.29 : x
  2. Step 2: Convert to fraction form
    3,443.19/4,751.70 = 1,871.29/x
  3. Step 3: Cross multiply
    3,443.19x = 4,751.70 × 1,871.29
  4. Step 4: Simplify right side
    3,443.19x = 8,891,775.58
  5. Step 5: Solve for x
    x = 8,891,775.58/3,443.19
  6. Step 6: Final answer
    x = 2,582.42

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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.