Home / 5,760.46-8,638.91-3,785.99

Finding the Fourth Proportional to 5,760.46, 8,638.91 and 3,785.99

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Solution

The fourth proportional to 5,760.46, 8,638.91 and 3,785.99 is: 5,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.46 : 8,638.91 = 3,785.99 : x
  2. Step 2: Convert to fraction form
    5,760.46/8,638.91 = 3,785.99/x
  3. Step 3: Cross multiply
    5,760.46x = 8,638.91 × 3,785.99
  4. Step 4: Simplify right side
    5,760.46x = 32,706,826.87
  5. Step 5: Solve for x
    x = 32,706,826.87/5,760.46
  6. Step 6: Final answer
    x = 5,677.82

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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.