Home / 5,908.38-8,864.10-2,620.68

Finding the Fourth Proportional to 5,908.38, 8,864.10 and 2,620.68

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Solution

The fourth proportional to 5,908.38, 8,864.10 and 2,620.68 is: 3,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.38 : 8,864.10 = 2,620.68 : x
  2. Step 2: Convert to fraction form
    5,908.38/8,864.10 = 2,620.68/x
  3. Step 3: Cross multiply
    5,908.38x = 8,864.10 × 2,620.68
  4. Step 4: Simplify right side
    5,908.38x = 23,229,969.59
  5. Step 5: Solve for x
    x = 23,229,969.59/5,908.38
  6. Step 6: Final answer
    x = 3,931.70

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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.