Home / 8,105.11-11,185.14-4,568.32

Finding the Fourth Proportional to 8,105.11, 11,185.14 and 4,568.32

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Solution

The fourth proportional to 8,105.11, 11,185.14 and 4,568.32 is: 6,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.11 : 11,185.14 = 4,568.32 : x
  2. Step 2: Convert to fraction form
    8,105.11/11,185.14 = 4,568.32/x
  3. Step 3: Cross multiply
    8,105.11x = 11,185.14 × 4,568.32
  4. Step 4: Simplify right side
    8,105.11x = 51,097,312.75
  5. Step 5: Solve for x
    x = 51,097,312.75/8,105.11
  6. Step 6: Final answer
    x = 6,304.33

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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.