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Finding the Fourth Proportional to 7,284.44, 10,909.65 and 6,696.38

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Solution

The fourth proportional to 7,284.44, 10,909.65 and 6,696.38 is: 10,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.44 : 10,909.65 = 6,696.38 : x
  2. Step 2: Convert to fraction form
    7,284.44/10,909.65 = 6,696.38/x
  3. Step 3: Cross multiply
    7,284.44x = 10,909.65 × 6,696.38
  4. Step 4: Simplify right side
    7,284.44x = 73,055,162.07
  5. Step 5: Solve for x
    x = 73,055,162.07/7,284.44
  6. Step 6: Final answer
    x = 10,028.93

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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.