Home / 8,740.08-13,101.06-3,805.56

Finding the Fourth Proportional to 8,740.08, 13,101.06 and 3,805.56

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Solution

The fourth proportional to 8,740.08, 13,101.06 and 3,805.56 is: 5,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.08 : 13,101.06 = 3,805.56 : x
  2. Step 2: Convert to fraction form
    8,740.08/13,101.06 = 3,805.56/x
  3. Step 3: Cross multiply
    8,740.08x = 13,101.06 × 3,805.56
  4. Step 4: Simplify right side
    8,740.08x = 49,856,869.89
  5. Step 5: Solve for x
    x = 49,856,869.89/8,740.08
  6. Step 6: Final answer
    x = 5,704.40

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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.