Home / 8,864.21-13,299.05-3,933.44

Finding the Fourth Proportional to 8,864.21, 13,299.05 and 3,933.44

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Solution

The fourth proportional to 8,864.21, 13,299.05 and 3,933.44 is: 5,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.21 : 13,299.05 = 3,933.44 : x
  2. Step 2: Convert to fraction form
    8,864.21/13,299.05 = 3,933.44/x
  3. Step 3: Cross multiply
    8,864.21x = 13,299.05 × 3,933.44
  4. Step 4: Simplify right side
    8,864.21x = 52,311,015.23
  5. Step 5: Solve for x
    x = 52,311,015.23/8,864.21
  6. Step 6: Final answer
    x = 5,901.37

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1.5x scale

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.