Home / 11,447.11-17,175.61-6,181.08

Finding the Fourth Proportional to 11,447.11, 17,175.61 and 6,181.08

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Solution

The fourth proportional to 11,447.11, 17,175.61 and 6,181.08 is: 9,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.11 : 17,175.61 = 6,181.08 : x
  2. Step 2: Convert to fraction form
    11,447.11/17,175.61 = 6,181.08/x
  3. Step 3: Cross multiply
    11,447.11x = 17,175.61 × 6,181.08
  4. Step 4: Simplify right side
    11,447.11x = 106,163,702.68
  5. Step 5: Solve for x
    x = 106,163,702.68/11,447.11
  6. Step 6: Final answer
    x = 9,274.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.