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Finding the Fourth Proportional to 6,745.14, 9,301.23 and 6,657.66

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Solution

The fourth proportional to 6,745.14, 9,301.23 and 6,657.66 is: 9,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.14 : 9,301.23 = 6,657.66 : x
  2. Step 2: Convert to fraction form
    6,745.14/9,301.23 = 6,657.66/x
  3. Step 3: Cross multiply
    6,745.14x = 9,301.23 × 6,657.66
  4. Step 4: Simplify right side
    6,745.14x = 61,924,426.92
  5. Step 5: Solve for x
    x = 61,924,426.92/6,745.14
  6. Step 6: Final answer
    x = 9,180.60

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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.