Home / 8,855.24-13,285.16-3,923.71

Finding the Fourth Proportional to 8,855.24, 13,285.16 and 3,923.71

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Solution

The fourth proportional to 8,855.24, 13,285.16 and 3,923.71 is: 5,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.24 : 13,285.16 = 3,923.71 : x
  2. Step 2: Convert to fraction form
    8,855.24/13,285.16 = 3,923.71/x
  3. Step 3: Cross multiply
    8,855.24x = 13,285.16 × 3,923.71
  4. Step 4: Simplify right side
    8,855.24x = 52,127,099.10
  5. Step 5: Solve for x
    x = 52,127,099.10/8,855.24
  6. Step 6: Final answer
    x = 5,886.58

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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.