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Finding the Fourth Proportional to 7,295.40, 10,067.09 and 4,310.68

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Solution

The fourth proportional to 7,295.40, 10,067.09 and 4,310.68 is: 5,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.40 : 10,067.09 = 4,310.68 : x
  2. Step 2: Convert to fraction form
    7,295.40/10,067.09 = 4,310.68/x
  3. Step 3: Cross multiply
    7,295.40x = 10,067.09 × 4,310.68
  4. Step 4: Simplify right side
    7,295.40x = 43,396,003.52
  5. Step 5: Solve for x
    x = 43,396,003.52/7,295.40
  6. Step 6: Final answer
    x = 5,948.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.