Home / 8,785.48-13,177.23-2,211.66

Finding the Fourth Proportional to 8,785.48, 13,177.23 and 2,211.66

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Solution

The fourth proportional to 8,785.48, 13,177.23 and 2,211.66 is: 3,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.48 : 13,177.23 = 2,211.66 : x
  2. Step 2: Convert to fraction form
    8,785.48/13,177.23 = 2,211.66/x
  3. Step 3: Cross multiply
    8,785.48x = 13,177.23 × 2,211.66
  4. Step 4: Simplify right side
    8,785.48x = 29,143,486.62
  5. Step 5: Solve for x
    x = 29,143,486.62/8,785.48
  6. Step 6: Final answer
    x = 3,317.24

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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.