Home / 3,571.18-5,352.59-2,185.17

Finding the Fourth Proportional to 3,571.18, 5,352.59 and 2,185.17

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Solution

The fourth proportional to 3,571.18, 5,352.59 and 2,185.17 is: 3,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.18 : 5,352.59 = 2,185.17 : x
  2. Step 2: Convert to fraction form
    3,571.18/5,352.59 = 2,185.17/x
  3. Step 3: Cross multiply
    3,571.18x = 5,352.59 × 2,185.17
  4. Step 4: Simplify right side
    3,571.18x = 11,696,324.55
  5. Step 5: Solve for x
    x = 11,696,324.55/3,571.18
  6. Step 6: Final answer
    x = 3,275.20

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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.