Home / 8,568.12-11,825.44-5,546.90

Finding the Fourth Proportional to 8,568.12, 11,825.44 and 5,546.90

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Solution

The fourth proportional to 8,568.12, 11,825.44 and 5,546.90 is: 7,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.12 : 11,825.44 = 5,546.90 : x
  2. Step 2: Convert to fraction form
    8,568.12/11,825.44 = 5,546.90/x
  3. Step 3: Cross multiply
    8,568.12x = 11,825.44 × 5,546.90
  4. Step 4: Simplify right side
    8,568.12x = 65,594,533.14
  5. Step 5: Solve for x
    x = 65,594,533.14/8,568.12
  6. Step 6: Final answer
    x = 7,655.65

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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.