Home / 3,443.63-4,752.23-1,871.78

Finding the Fourth Proportional to 3,443.63, 4,752.23 and 1,871.78

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Solution

The fourth proportional to 3,443.63, 4,752.23 and 1,871.78 is: 2,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.63 : 4,752.23 = 1,871.78 : x
  2. Step 2: Convert to fraction form
    3,443.63/4,752.23 = 1,871.78/x
  3. Step 3: Cross multiply
    3,443.63x = 4,752.23 × 1,871.78
  4. Step 4: Simplify right side
    3,443.63x = 8,895,095.95
  5. Step 5: Solve for x
    x = 8,895,095.95/3,443.63
  6. Step 6: Final answer
    x = 2,583.06

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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.