Home / 3,616.81-5,396.02-3,222.36

Finding the Fourth Proportional to 3,616.81, 5,396.02 and 3,222.36

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Solution

The fourth proportional to 3,616.81, 5,396.02 and 3,222.36 is: 4,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.81 : 5,396.02 = 3,222.36 : x
  2. Step 2: Convert to fraction form
    3,616.81/5,396.02 = 3,222.36/x
  3. Step 3: Cross multiply
    3,616.81x = 5,396.02 × 3,222.36
  4. Step 4: Simplify right side
    3,616.81x = 17,387,910.95
  5. Step 5: Solve for x
    x = 17,387,910.95/3,616.81
  6. Step 6: Final answer
    x = 4,807.53

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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.