Home / 2,863.36-4,296.48-2,648.32

Finding the Fourth Proportional to 2,863.36, 4,296.48 and 2,648.32

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Solution

The fourth proportional to 2,863.36, 4,296.48 and 2,648.32 is: 3,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.36 : 4,296.48 = 2,648.32 : x
  2. Step 2: Convert to fraction form
    2,863.36/4,296.48 = 2,648.32/x
  3. Step 3: Cross multiply
    2,863.36x = 4,296.48 × 2,648.32
  4. Step 4: Simplify right side
    2,863.36x = 11,378,453.91
  5. Step 5: Solve for x
    x = 11,378,453.91/2,863.36
  6. Step 6: Final answer
    x = 3,973.81

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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.