Home / 2,675.36-3,991.96-2,383.04

Finding the Fourth Proportional to 2,675.36, 3,991.96 and 2,383.04

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Solution

The fourth proportional to 2,675.36, 3,991.96 and 2,383.04 is: 3,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.36 : 3,991.96 = 2,383.04 : x
  2. Step 2: Convert to fraction form
    2,675.36/3,991.96 = 2,383.04/x
  3. Step 3: Cross multiply
    2,675.36x = 3,991.96 × 2,383.04
  4. Step 4: Simplify right side
    2,675.36x = 9,513,000.36
  5. Step 5: Solve for x
    x = 9,513,000.36/2,675.36
  6. Step 6: Final answer
    x = 3,555.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.