Home / 8,786.54-13,161.36-6,000.16

Finding the Fourth Proportional to 8,786.54, 13,161.36 and 6,000.16

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Solution

The fourth proportional to 8,786.54, 13,161.36 and 6,000.16 is: 8,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.54 : 13,161.36 = 6,000.16 : x
  2. Step 2: Convert to fraction form
    8,786.54/13,161.36 = 6,000.16/x
  3. Step 3: Cross multiply
    8,786.54x = 13,161.36 × 6,000.16
  4. Step 4: Simplify right side
    8,786.54x = 78,970,265.82
  5. Step 5: Solve for x
    x = 78,970,265.82/8,786.54
  6. Step 6: Final answer
    x = 8,987.64

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1.5x scale

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.