Home / 10,066.26-13,891.53-5,590.44

Finding the Fourth Proportional to 10,066.26, 13,891.53 and 5,590.44

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Solution

The fourth proportional to 10,066.26, 13,891.53 and 5,590.44 is: 7,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.26 : 13,891.53 = 5,590.44 : x
  2. Step 2: Convert to fraction form
    10,066.26/13,891.53 = 5,590.44/x
  3. Step 3: Cross multiply
    10,066.26x = 13,891.53 × 5,590.44
  4. Step 4: Simplify right side
    10,066.26x = 77,659,764.97
  5. Step 5: Solve for x
    x = 77,659,764.97/10,066.26
  6. Step 6: Final answer
    x = 7,714.86

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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.