Home / 8,908.06-13,362.18-3,977.95

Finding the Fourth Proportional to 8,908.06, 13,362.18 and 3,977.95

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Solution

The fourth proportional to 8,908.06, 13,362.18 and 3,977.95 is: 5,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.06 : 13,362.18 = 3,977.95 : x
  2. Step 2: Convert to fraction form
    8,908.06/13,362.18 = 3,977.95/x
  3. Step 3: Cross multiply
    8,908.06x = 13,362.18 × 3,977.95
  4. Step 4: Simplify right side
    8,908.06x = 53,154,083.93
  5. Step 5: Solve for x
    x = 53,154,083.93/8,908.06
  6. Step 6: Final answer
    x = 5,966.97

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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.