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Finding the Fourth Proportional to 9,062.67, 12,493.38 and 6,365.70

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Solution

The fourth proportional to 9,062.67, 12,493.38 and 6,365.70 is: 8,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062.67 : 12,493.38 = 6,365.70 : x
  2. Step 2: Convert to fraction form
    9,062.67/12,493.38 = 6,365.70/x
  3. Step 3: Cross multiply
    9,062.67x = 12,493.38 × 6,365.70
  4. Step 4: Simplify right side
    9,062.67x = 79,529,109.07
  5. Step 5: Solve for x
    x = 79,529,109.07/9,062.67
  6. Step 6: Final answer
    x = 8,775.46

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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.