Home / 7,365.36-11,047.68-2,748

Finding the Fourth Proportional to 7,365.36, 11,047.68 and 2,748

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Solution

The fourth proportional to 7,365.36, 11,047.68 and 2,748 is: 4,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.36 : 11,047.68 = 2,748 : x
  2. Step 2: Convert to fraction form
    7,365.36/11,047.68 = 2,748/x
  3. Step 3: Cross multiply
    7,365.36x = 11,047.68 × 2,748
  4. Step 4: Simplify right side
    7,365.36x = 30,359,024.64
  5. Step 5: Solve for x
    x = 30,359,024.64/7,365.36
  6. Step 6: Final answer
    x = 4,121.87

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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.