Home / 8,918.10-13,352.55-4,514.03

Finding the Fourth Proportional to 8,918.10, 13,352.55 and 4,514.03

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Solution

The fourth proportional to 8,918.10, 13,352.55 and 4,514.03 is: 6,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918.10 : 13,352.55 = 4,514.03 : x
  2. Step 2: Convert to fraction form
    8,918.10/13,352.55 = 4,514.03/x
  3. Step 3: Cross multiply
    8,918.10x = 13,352.55 × 4,514.03
  4. Step 4: Simplify right side
    8,918.10x = 60,273,777.66
  5. Step 5: Solve for x
    x = 60,273,777.66/8,918.10
  6. Step 6: Final answer
    x = 6,758.59

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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.