Home / 7,338.14-11,007.87-2,073.20

Finding the Fourth Proportional to 7,338.14, 11,007.87 and 2,073.20

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Solution

The fourth proportional to 7,338.14, 11,007.87 and 2,073.20 is: 3,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.14 : 11,007.87 = 2,073.20 : x
  2. Step 2: Convert to fraction form
    7,338.14/11,007.87 = 2,073.20/x
  3. Step 3: Cross multiply
    7,338.14x = 11,007.87 × 2,073.20
  4. Step 4: Simplify right side
    7,338.14x = 22,821,543.60
  5. Step 5: Solve for x
    x = 22,821,543.60/7,338.14
  6. Step 6: Final answer
    x = 3,109.99

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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.