Home / 8,001.42-11,036.97-5,759.75

Finding the Fourth Proportional to 8,001.42, 11,036.97 and 5,759.75

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Solution

The fourth proportional to 8,001.42, 11,036.97 and 5,759.75 is: 7,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.42 : 11,036.97 = 5,759.75 : x
  2. Step 2: Convert to fraction form
    8,001.42/11,036.97 = 5,759.75/x
  3. Step 3: Cross multiply
    8,001.42x = 11,036.97 × 5,759.75
  4. Step 4: Simplify right side
    8,001.42x = 63,570,132.77
  5. Step 5: Solve for x
    x = 63,570,132.77/8,001.42
  6. Step 6: Final answer
    x = 7,944.86

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Half scale
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Double scale
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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.