Home / 8,868.34-13,299.81-3,673

Finding the Fourth Proportional to 8,868.34, 13,299.81 and 3,673

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Solution

The fourth proportional to 8,868.34, 13,299.81 and 3,673 is: 5,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.34 : 13,299.81 = 3,673 : x
  2. Step 2: Convert to fraction form
    8,868.34/13,299.81 = 3,673/x
  3. Step 3: Cross multiply
    8,868.34x = 13,299.81 × 3,673
  4. Step 4: Simplify right side
    8,868.34x = 48,850,202.13
  5. Step 5: Solve for x
    x = 48,850,202.13/8,868.34
  6. Step 6: Final answer
    x = 5,508.38

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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.