Home / 3,443.02-4,751.34-1,871.11

Finding the Fourth Proportional to 3,443.02, 4,751.34 and 1,871.11

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Solution

The fourth proportional to 3,443.02, 4,751.34 and 1,871.11 is: 2,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.02 : 4,751.34 = 1,871.11 : x
  2. Step 2: Convert to fraction form
    3,443.02/4,751.34 = 1,871.11/x
  3. Step 3: Cross multiply
    3,443.02x = 4,751.34 × 1,871.11
  4. Step 4: Simplify right side
    3,443.02x = 8,890,278.71
  5. Step 5: Solve for x
    x = 8,890,278.71/3,443.02
  6. Step 6: Final answer
    x = 2,582.12

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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.