Home / 8,757.16-13,118.46-6,568.36

Finding the Fourth Proportional to 8,757.16, 13,118.46 and 6,568.36

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Solution

The fourth proportional to 8,757.16, 13,118.46 and 6,568.36 is: 9,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.16 : 13,118.46 = 6,568.36 : x
  2. Step 2: Convert to fraction form
    8,757.16/13,118.46 = 6,568.36/x
  3. Step 3: Cross multiply
    8,757.16x = 13,118.46 × 6,568.36
  4. Step 4: Simplify right side
    8,757.16x = 86,166,767.93
  5. Step 5: Solve for x
    x = 86,166,767.93/8,757.16
  6. Step 6: Final answer
    x = 9,839.58

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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.