Home / 11,298.18-16,956.36-6,372.57

Finding the Fourth Proportional to 11,298.18, 16,956.36 and 6,372.57

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Solution

The fourth proportional to 11,298.18, 16,956.36 and 6,372.57 is: 9,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.18 : 16,956.36 = 6,372.57 : x
  2. Step 2: Convert to fraction form
    11,298.18/16,956.36 = 6,372.57/x
  3. Step 3: Cross multiply
    11,298.18x = 16,956.36 × 6,372.57
  4. Step 4: Simplify right side
    11,298.18x = 108,055,591.05
  5. Step 5: Solve for x
    x = 108,055,591.05/11,298.18
  6. Step 6: Final answer
    x = 9,563.98

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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.