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Finding the Fourth Proportional to 8,667.74, 13,001.48 and 2,093.88

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Solution

The fourth proportional to 8,667.74, 13,001.48 and 2,093.88 is: 3,140.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.74 : 13,001.48 = 2,093.88 : x
  2. Step 2: Convert to fraction form
    8,667.74/13,001.48 = 2,093.88/x
  3. Step 3: Cross multiply
    8,667.74x = 13,001.48 × 2,093.88
  4. Step 4: Simplify right side
    8,667.74x = 27,223,538.94
  5. Step 5: Solve for x
    x = 27,223,538.94/8,667.74
  6. Step 6: Final answer
    x = 3,140.79

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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.