Home / 11,581.32-17,369.32-6,902.66

Finding the Fourth Proportional to 11,581.32, 17,369.32 and 6,902.66

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Solution

The fourth proportional to 11,581.32, 17,369.32 and 6,902.66 is: 10,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.32 : 17,369.32 = 6,902.66 : x
  2. Step 2: Convert to fraction form
    11,581.32/17,369.32 = 6,902.66/x
  3. Step 3: Cross multiply
    11,581.32x = 17,369.32 × 6,902.66
  4. Step 4: Simplify right side
    11,581.32x = 119,894,510.39
  5. Step 5: Solve for x
    x = 119,894,510.39/11,581.32
  6. Step 6: Final answer
    x = 10,352.40

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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.