Home / 8,758.26-13,113.90-5,464.80

Finding the Fourth Proportional to 8,758.26, 13,113.90 and 5,464.80

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Solution

The fourth proportional to 8,758.26, 13,113.90 and 5,464.80 is: 8,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758.26 : 13,113.90 = 5,464.80 : x
  2. Step 2: Convert to fraction form
    8,758.26/13,113.90 = 5,464.80/x
  3. Step 3: Cross multiply
    8,758.26x = 13,113.90 × 5,464.80
  4. Step 4: Simplify right side
    8,758.26x = 71,664,840.72
  5. Step 5: Solve for x
    x = 71,664,840.72/8,758.26
  6. Step 6: Final answer
    x = 8,182.54

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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.