Home / 7,490.36-11,236.98-2,873

Finding the Fourth Proportional to 7,490.36, 11,236.98 and 2,873

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Solution

The fourth proportional to 7,490.36, 11,236.98 and 2,873 is: 4,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.36 : 11,236.98 = 2,873 : x
  2. Step 2: Convert to fraction form
    7,490.36/11,236.98 = 2,873/x
  3. Step 3: Cross multiply
    7,490.36x = 11,236.98 × 2,873
  4. Step 4: Simplify right side
    7,490.36x = 32,283,843.54
  5. Step 5: Solve for x
    x = 32,283,843.54/7,490.36
  6. Step 6: Final answer
    x = 4,310.05

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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.