Home / 8,898.34-13,338.87-3,705.70

Finding the Fourth Proportional to 8,898.34, 13,338.87 and 3,705.70

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Solution

The fourth proportional to 8,898.34, 13,338.87 and 3,705.70 is: 5,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.34 : 13,338.87 = 3,705.70 : x
  2. Step 2: Convert to fraction form
    8,898.34/13,338.87 = 3,705.70/x
  3. Step 3: Cross multiply
    8,898.34x = 13,338.87 × 3,705.70
  4. Step 4: Simplify right side
    8,898.34x = 49,429,850.56
  5. Step 5: Solve for x
    x = 49,429,850.56/8,898.34
  6. Step 6: Final answer
    x = 5,554.95

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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.