Home / 8,177.61-12,270.54-3,734.79

Finding the Fourth Proportional to 8,177.61, 12,270.54 and 3,734.79

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Solution

The fourth proportional to 8,177.61, 12,270.54 and 3,734.79 is: 5,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.61 : 12,270.54 = 3,734.79 : x
  2. Step 2: Convert to fraction form
    8,177.61/12,270.54 = 3,734.79/x
  3. Step 3: Cross multiply
    8,177.61x = 12,270.54 × 3,734.79
  4. Step 4: Simplify right side
    8,177.61x = 45,827,890.09
  5. Step 5: Solve for x
    x = 45,827,890.09/8,177.61
  6. Step 6: Final answer
    x = 5,604.07

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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.