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Finding the Fourth Proportional to 6,960.44, 10,421.82 and 5,097.44

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Solution

The fourth proportional to 6,960.44, 10,421.82 and 5,097.44 is: 7,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.44 : 10,421.82 = 5,097.44 : x
  2. Step 2: Convert to fraction form
    6,960.44/10,421.82 = 5,097.44/x
  3. Step 3: Cross multiply
    6,960.44x = 10,421.82 × 5,097.44
  4. Step 4: Simplify right side
    6,960.44x = 53,124,550.03
  5. Step 5: Solve for x
    x = 53,124,550.03/6,960.44
  6. Step 6: Final answer
    x = 7,632.36

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1.5x scale

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.