Home / 11,337.65-17,009.36-6,661.61

Finding the Fourth Proportional to 11,337.65, 17,009.36 and 6,661.61

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Solution

The fourth proportional to 11,337.65, 17,009.36 and 6,661.61 is: 9,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.65 : 17,009.36 = 6,661.61 : x
  2. Step 2: Convert to fraction form
    11,337.65/17,009.36 = 6,661.61/x
  3. Step 3: Cross multiply
    11,337.65x = 17,009.36 × 6,661.61
  4. Step 4: Simplify right side
    11,337.65x = 113,309,722.67
  5. Step 5: Solve for x
    x = 113,309,722.67/11,337.65
  6. Step 6: Final answer
    x = 9,994.11

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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.