Home / 8,772.58-13,144.26-6,170.02

Finding the Fourth Proportional to 8,772.58, 13,144.26 and 6,170.02

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Solution

The fourth proportional to 8,772.58, 13,144.26 and 6,170.02 is: 9,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.58 : 13,144.26 = 6,170.02 : x
  2. Step 2: Convert to fraction form
    8,772.58/13,144.26 = 6,170.02/x
  3. Step 3: Cross multiply
    8,772.58x = 13,144.26 × 6,170.02
  4. Step 4: Simplify right side
    8,772.58x = 81,100,347.09
  5. Step 5: Solve for x
    x = 81,100,347.09/8,772.58
  6. Step 6: Final answer
    x = 9,244.75

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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.