Home / 8,144.11-11,239.09-4,559.05

Finding the Fourth Proportional to 8,144.11, 11,239.09 and 4,559.05

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Solution

The fourth proportional to 8,144.11, 11,239.09 and 4,559.05 is: 6,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.11 : 11,239.09 = 4,559.05 : x
  2. Step 2: Convert to fraction form
    8,144.11/11,239.09 = 4,559.05/x
  3. Step 3: Cross multiply
    8,144.11x = 11,239.09 × 4,559.05
  4. Step 4: Simplify right side
    8,144.11x = 51,239,533.77
  5. Step 5: Solve for x
    x = 51,239,533.77/8,144.11
  6. Step 6: Final answer
    x = 6,291.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.