Home / 8,983.62-13,474.80-3,789

Finding the Fourth Proportional to 8,983.62, 13,474.80 and 3,789

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Solution

The fourth proportional to 8,983.62, 13,474.80 and 3,789 is: 5,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.62 : 13,474.80 = 3,789 : x
  2. Step 2: Convert to fraction form
    8,983.62/13,474.80 = 3,789/x
  3. Step 3: Cross multiply
    8,983.62x = 13,474.80 × 3,789
  4. Step 4: Simplify right side
    8,983.62x = 51,056,017.20
  5. Step 5: Solve for x
    x = 51,056,017.20/8,983.62
  6. Step 6: Final answer
    x = 5,683.23

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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.