Home / 8,989.23-13,481.68-4,604.43

Finding the Fourth Proportional to 8,989.23, 13,481.68 and 4,604.43

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Solution

The fourth proportional to 8,989.23, 13,481.68 and 4,604.43 is: 6,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.23 : 13,481.68 = 4,604.43 : x
  2. Step 2: Convert to fraction form
    8,989.23/13,481.68 = 4,604.43/x
  3. Step 3: Cross multiply
    8,989.23x = 13,481.68 × 4,604.43
  4. Step 4: Simplify right side
    8,989.23x = 62,075,372.92
  5. Step 5: Solve for x
    x = 62,075,372.92/8,989.23
  6. Step 6: Final answer
    x = 6,905.53

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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.