Home / 7,551.11-11,323.01-3,167.39

Finding the Fourth Proportional to 7,551.11, 11,323.01 and 3,167.39

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Solution

The fourth proportional to 7,551.11, 11,323.01 and 3,167.39 is: 4,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.11 : 11,323.01 = 3,167.39 : x
  2. Step 2: Convert to fraction form
    7,551.11/11,323.01 = 3,167.39/x
  3. Step 3: Cross multiply
    7,551.11x = 11,323.01 × 3,167.39
  4. Step 4: Simplify right side
    7,551.11x = 35,864,388.64
  5. Step 5: Solve for x
    x = 35,864,388.64/7,551.11
  6. Step 6: Final answer
    x = 4,749.55

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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.