Home / 5,785.27-8,669.70-4,228.85

Finding the Fourth Proportional to 5,785.27, 8,669.70 and 4,228.85

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Solution

The fourth proportional to 5,785.27, 8,669.70 and 4,228.85 is: 6,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.27 : 8,669.70 = 4,228.85 : x
  2. Step 2: Convert to fraction form
    5,785.27/8,669.70 = 4,228.85/x
  3. Step 3: Cross multiply
    5,785.27x = 8,669.70 × 4,228.85
  4. Step 4: Simplify right side
    5,785.27x = 36,662,882.52
  5. Step 5: Solve for x
    x = 36,662,882.52/5,785.27
  6. Step 6: Final answer
    x = 6,337.28

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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.