Home / 11,262.60-16,879.14-5,013.72

Finding the Fourth Proportional to 11,262.60, 16,879.14 and 5,013.72

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Solution

The fourth proportional to 11,262.60, 16,879.14 and 5,013.72 is: 7,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.60 : 16,879.14 = 5,013.72 : x
  2. Step 2: Convert to fraction form
    11,262.60/16,879.14 = 5,013.72/x
  3. Step 3: Cross multiply
    11,262.60x = 16,879.14 × 5,013.72
  4. Step 4: Simplify right side
    11,262.60x = 84,627,281.80
  5. Step 5: Solve for x
    x = 84,627,281.80/11,262.60
  6. Step 6: Final answer
    x = 7,514.01

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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.