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Finding the Fourth Proportional to 8,047, 12,062.94 and 7,325.56

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Solution

The fourth proportional to 8,047, 12,062.94 and 7,325.56 is: 10,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047 : 12,062.94 = 7,325.56 : x
  2. Step 2: Convert to fraction form
    8,047/12,062.94 = 7,325.56/x
  3. Step 3: Cross multiply
    8,047x = 12,062.94 × 7,325.56
  4. Step 4: Simplify right side
    8,047x = 88,367,790.75
  5. Step 5: Solve for x
    x = 88,367,790.75/8,047
  6. Step 6: Final answer
    x = 10,981.46

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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.