Home / 3,432.85-4,736.67-2,174.11

Finding the Fourth Proportional to 3,432.85, 4,736.67 and 2,174.11

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Solution

The fourth proportional to 3,432.85, 4,736.67 and 2,174.11 is: 2,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.85 : 4,736.67 = 2,174.11 : x
  2. Step 2: Convert to fraction form
    3,432.85/4,736.67 = 2,174.11/x
  3. Step 3: Cross multiply
    3,432.85x = 4,736.67 × 2,174.11
  4. Step 4: Simplify right side
    3,432.85x = 10,298,041.61
  5. Step 5: Solve for x
    x = 10,298,041.61/3,432.85
  6. Step 6: Final answer
    x = 2,999.85

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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.