Home / 11,175.26-15,422.55-6,207.26

Finding the Fourth Proportional to 11,175.26, 15,422.55 and 6,207.26

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Solution

The fourth proportional to 11,175.26, 15,422.55 and 6,207.26 is: 8,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.26 : 15,422.55 = 6,207.26 : x
  2. Step 2: Convert to fraction form
    11,175.26/15,422.55 = 6,207.26/x
  3. Step 3: Cross multiply
    11,175.26x = 15,422.55 × 6,207.26
  4. Step 4: Simplify right side
    11,175.26x = 95,731,777.71
  5. Step 5: Solve for x
    x = 95,731,777.71/11,175.26
  6. Step 6: Final answer
    x = 8,566.40

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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.