Home / 2,653.92-3,972.66-2,260.26

Finding the Fourth Proportional to 2,653.92, 3,972.66 and 2,260.26

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Solution

The fourth proportional to 2,653.92, 3,972.66 and 2,260.26 is: 3,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.92 : 3,972.66 = 2,260.26 : x
  2. Step 2: Convert to fraction form
    2,653.92/3,972.66 = 2,260.26/x
  3. Step 3: Cross multiply
    2,653.92x = 3,972.66 × 2,260.26
  4. Step 4: Simplify right side
    2,653.92x = 8,979,244.49
  5. Step 5: Solve for x
    x = 8,979,244.49/2,653.92
  6. Step 6: Final answer
    x = 3,383.39

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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.