Home / 3,327.36-4,995.36-2,178.24

Finding the Fourth Proportional to 3,327.36, 4,995.36 and 2,178.24

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Solution

The fourth proportional to 3,327.36, 4,995.36 and 2,178.24 is: 3,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.36 : 4,995.36 = 2,178.24 : x
  2. Step 2: Convert to fraction form
    3,327.36/4,995.36 = 2,178.24/x
  3. Step 3: Cross multiply
    3,327.36x = 4,995.36 × 2,178.24
  4. Step 4: Simplify right side
    3,327.36x = 10,881,092.97
  5. Step 5: Solve for x
    x = 10,881,092.97/3,327.36
  6. Step 6: Final answer
    x = 3,270.19

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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.