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Finding the Fourth Proportional to 9,062.97, 12,511.59 and 7,041.87

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Solution

The fourth proportional to 9,062.97, 12,511.59 and 7,041.87 is: 9,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062.97 : 12,511.59 = 7,041.87 : x
  2. Step 2: Convert to fraction form
    9,062.97/12,511.59 = 7,041.87/x
  3. Step 3: Cross multiply
    9,062.97x = 12,511.59 × 7,041.87
  4. Step 4: Simplify right side
    9,062.97x = 88,104,990.27
  5. Step 5: Solve for x
    x = 88,104,990.27/9,062.97
  6. Step 6: Final answer
    x = 9,721.43

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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.