Home / 8,568.45-11,830.59-6,682.14

Finding the Fourth Proportional to 8,568.45, 11,830.59 and 6,682.14

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Solution

The fourth proportional to 8,568.45, 11,830.59 and 6,682.14 is: 9,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.45 : 11,830.59 = 6,682.14 : x
  2. Step 2: Convert to fraction form
    8,568.45/11,830.59 = 6,682.14/x
  3. Step 3: Cross multiply
    8,568.45x = 11,830.59 × 6,682.14
  4. Step 4: Simplify right side
    8,568.45x = 79,053,658.66
  5. Step 5: Solve for x
    x = 79,053,658.66/8,568.45
  6. Step 6: Final answer
    x = 9,226.13

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1.5x scale

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.