Home / 8,098.19-11,175.40-4,742.75

Finding the Fourth Proportional to 8,098.19, 11,175.40 and 4,742.75

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Solution

The fourth proportional to 8,098.19, 11,175.40 and 4,742.75 is: 6,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.19 : 11,175.40 = 4,742.75 : x
  2. Step 2: Convert to fraction form
    8,098.19/11,175.40 = 4,742.75/x
  3. Step 3: Cross multiply
    8,098.19x = 11,175.40 × 4,742.75
  4. Step 4: Simplify right side
    8,098.19x = 53,002,072.47
  5. Step 5: Solve for x
    x = 53,002,072.47/8,098.19
  6. Step 6: Final answer
    x = 6,544.93

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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.