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Finding the Fourth Proportional to 7,344.49, 11,016.68 and 1,797.92

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Solution

The fourth proportional to 7,344.49, 11,016.68 and 1,797.92 is: 2,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.49 : 11,016.68 = 1,797.92 : x
  2. Step 2: Convert to fraction form
    7,344.49/11,016.68 = 1,797.92/x
  3. Step 3: Cross multiply
    7,344.49x = 11,016.68 × 1,797.92
  4. Step 4: Simplify right side
    7,344.49x = 19,807,109.31
  5. Step 5: Solve for x
    x = 19,807,109.31/7,344.49
  6. Step 6: Final answer
    x = 2,696.87

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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.