Home / 7,550.18-11,322.36-2,867.72

Finding the Fourth Proportional to 7,550.18, 11,322.36 and 2,867.72

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Solution

The fourth proportional to 7,550.18, 11,322.36 and 2,867.72 is: 4,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.18 : 11,322.36 = 2,867.72 : x
  2. Step 2: Convert to fraction form
    7,550.18/11,322.36 = 2,867.72/x
  3. Step 3: Cross multiply
    7,550.18x = 11,322.36 × 2,867.72
  4. Step 4: Simplify right side
    7,550.18x = 32,469,343.88
  5. Step 5: Solve for x
    x = 32,469,343.88/7,550.18
  6. Step 6: Final answer
    x = 4,300.47

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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.