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Finding the Fourth Proportional to 7,390.97, 11,086.35 and 1,844.29

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Solution

The fourth proportional to 7,390.97, 11,086.35 and 1,844.29 is: 2,766.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.97 : 11,086.35 = 1,844.29 : x
  2. Step 2: Convert to fraction form
    7,390.97/11,086.35 = 1,844.29/x
  3. Step 3: Cross multiply
    7,390.97x = 11,086.35 × 1,844.29
  4. Step 4: Simplify right side
    7,390.97x = 20,446,444.44
  5. Step 5: Solve for x
    x = 20,446,444.44/7,390.97
  6. Step 6: Final answer
    x = 2,766.41

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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.