Home / 8,316.07-12,471.97-2,471.31

Finding the Fourth Proportional to 8,316.07, 12,471.97 and 2,471.31

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Solution

The fourth proportional to 8,316.07, 12,471.97 and 2,471.31 is: 3,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.07 : 12,471.97 = 2,471.31 : x
  2. Step 2: Convert to fraction form
    8,316.07/12,471.97 = 2,471.31/x
  3. Step 3: Cross multiply
    8,316.07x = 12,471.97 × 2,471.31
  4. Step 4: Simplify right side
    8,316.07x = 30,822,104.18
  5. Step 5: Solve for x
    x = 30,822,104.18/8,316.07
  6. Step 6: Final answer
    x = 3,706.33

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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.