Home / 10,961.34-16,454.30-4,392.11

Finding the Fourth Proportional to 10,961.34, 16,454.30 and 4,392.11

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Solution

The fourth proportional to 10,961.34, 16,454.30 and 4,392.11 is: 6,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.34 : 16,454.30 = 4,392.11 : x
  2. Step 2: Convert to fraction form
    10,961.34/16,454.30 = 4,392.11/x
  3. Step 3: Cross multiply
    10,961.34x = 16,454.30 × 4,392.11
  4. Step 4: Simplify right side
    10,961.34x = 72,268,991.34
  5. Step 5: Solve for x
    x = 72,268,991.34/10,961.34
  6. Step 6: Final answer
    x = 6,593.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.