Home / 8,868.69-13,285.62-4,182.03

Finding the Fourth Proportional to 8,868.69, 13,285.62 and 4,182.03

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Solution

The fourth proportional to 8,868.69, 13,285.62 and 4,182.03 is: 6,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.69 : 13,285.62 = 4,182.03 : x
  2. Step 2: Convert to fraction form
    8,868.69/13,285.62 = 4,182.03/x
  3. Step 3: Cross multiply
    8,868.69x = 13,285.62 × 4,182.03
  4. Step 4: Simplify right side
    8,868.69x = 55,560,861.41
  5. Step 5: Solve for x
    x = 55,560,861.41/8,868.69
  6. Step 6: Final answer
    x = 6,264.83

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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.