Home / 8,933.10-13,399.77-6,159.03

Finding the Fourth Proportional to 8,933.10, 13,399.77 and 6,159.03

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Solution

The fourth proportional to 8,933.10, 13,399.77 and 6,159.03 is: 9,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.10 : 13,399.77 = 6,159.03 : x
  2. Step 2: Convert to fraction form
    8,933.10/13,399.77 = 6,159.03/x
  3. Step 3: Cross multiply
    8,933.10x = 13,399.77 × 6,159.03
  4. Step 4: Simplify right side
    8,933.10x = 82,529,585.42
  5. Step 5: Solve for x
    x = 82,529,585.42/8,933.10
  6. Step 6: Final answer
    x = 9,238.63

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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.