Home / 8,568.18-11,823.57-5,425.38

Finding the Fourth Proportional to 8,568.18, 11,823.57 and 5,425.38

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Solution

The fourth proportional to 8,568.18, 11,823.57 and 5,425.38 is: 7,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.18 : 11,823.57 = 5,425.38 : x
  2. Step 2: Convert to fraction form
    8,568.18/11,823.57 = 5,425.38/x
  3. Step 3: Cross multiply
    8,568.18x = 11,823.57 × 5,425.38
  4. Step 4: Simplify right side
    8,568.18x = 64,147,360.21
  5. Step 5: Solve for x
    x = 64,147,360.21/8,568.18
  6. Step 6: Final answer
    x = 7,486.70

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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.