Home / 8,118.11-11,202.46-4,533.41

Finding the Fourth Proportional to 8,118.11, 11,202.46 and 4,533.41

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Solution

The fourth proportional to 8,118.11, 11,202.46 and 4,533.41 is: 6,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.11 : 11,202.46 = 4,533.41 : x
  2. Step 2: Convert to fraction form
    8,118.11/11,202.46 = 4,533.41/x
  3. Step 3: Cross multiply
    8,118.11x = 11,202.46 × 4,533.41
  4. Step 4: Simplify right side
    8,118.11x = 50,785,344.19
  5. Step 5: Solve for x
    x = 50,785,344.19/8,118.11
  6. Step 6: Final answer
    x = 6,255.81

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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.