Home / 7,530.96-11,289.24-3,368.64

Finding the Fourth Proportional to 7,530.96, 11,289.24 and 3,368.64

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Solution

The fourth proportional to 7,530.96, 11,289.24 and 3,368.64 is: 5,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.96 : 11,289.24 = 3,368.64 : x
  2. Step 2: Convert to fraction form
    7,530.96/11,289.24 = 3,368.64/x
  3. Step 3: Cross multiply
    7,530.96x = 11,289.24 × 3,368.64
  4. Step 4: Simplify right side
    7,530.96x = 38,029,385.43
  5. Step 5: Solve for x
    x = 38,029,385.43/7,530.96
  6. Step 6: Final answer
    x = 5,049.74

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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.