Home / 10,892.20-16,337.02-3,396.32

Finding the Fourth Proportional to 10,892.20, 16,337.02 and 3,396.32

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Solution

The fourth proportional to 10,892.20, 16,337.02 and 3,396.32 is: 5,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.20 : 16,337.02 = 3,396.32 : x
  2. Step 2: Convert to fraction form
    10,892.20/16,337.02 = 3,396.32/x
  3. Step 3: Cross multiply
    10,892.20x = 16,337.02 × 3,396.32
  4. Step 4: Simplify right side
    10,892.20x = 55,485,747.77
  5. Step 5: Solve for x
    x = 55,485,747.77/10,892.20
  6. Step 6: Final answer
    x = 5,094.08

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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.