Home / 8,782.44-13,174.35-2,542.55

Finding the Fourth Proportional to 8,782.44, 13,174.35 and 2,542.55

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Solution

The fourth proportional to 8,782.44, 13,174.35 and 2,542.55 is: 3,814.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.44 : 13,174.35 = 2,542.55 : x
  2. Step 2: Convert to fraction form
    8,782.44/13,174.35 = 2,542.55/x
  3. Step 3: Cross multiply
    8,782.44x = 13,174.35 × 2,542.55
  4. Step 4: Simplify right side
    8,782.44x = 33,496,368.19
  5. Step 5: Solve for x
    x = 33,496,368.19/8,782.44
  6. Step 6: Final answer
    x = 3,814.02

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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.