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Finding the Fourth Proportional to 6,726.70, 10,091.73 and 6,615.08

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Solution

The fourth proportional to 6,726.70, 10,091.73 and 6,615.08 is: 9,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.70 : 10,091.73 = 6,615.08 : x
  2. Step 2: Convert to fraction form
    6,726.70/10,091.73 = 6,615.08/x
  3. Step 3: Cross multiply
    6,726.70x = 10,091.73 × 6,615.08
  4. Step 4: Simplify right side
    6,726.70x = 66,757,601.29
  5. Step 5: Solve for x
    x = 66,757,601.29/6,726.70
  6. Step 6: Final answer
    x = 9,924.27

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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.