Home / 8,067.20-11,135.46-5,088

Finding the Fourth Proportional to 8,067.20, 11,135.46 and 5,088

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Solution

The fourth proportional to 8,067.20, 11,135.46 and 5,088 is: 7,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.20 : 11,135.46 = 5,088 : x
  2. Step 2: Convert to fraction form
    8,067.20/11,135.46 = 5,088/x
  3. Step 3: Cross multiply
    8,067.20x = 11,135.46 × 5,088
  4. Step 4: Simplify right side
    8,067.20x = 56,657,220.48
  5. Step 5: Solve for x
    x = 56,657,220.48/8,067.20
  6. Step 6: Final answer
    x = 7,023.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.