Home / 3,552.55-5,328.64-1,361.11

Finding the Fourth Proportional to 3,552.55, 5,328.64 and 1,361.11

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Solution

The fourth proportional to 3,552.55, 5,328.64 and 1,361.11 is: 2,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.55 : 5,328.64 = 1,361.11 : x
  2. Step 2: Convert to fraction form
    3,552.55/5,328.64 = 1,361.11/x
  3. Step 3: Cross multiply
    3,552.55x = 5,328.64 × 1,361.11
  4. Step 4: Simplify right side
    3,552.55x = 7,252,865.19
  5. Step 5: Solve for x
    x = 7,252,865.19/3,552.55
  6. Step 6: Final answer
    x = 2,041.59

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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.