Home / 3,740.85-5,622.21-3,697.11

Finding the Fourth Proportional to 3,740.85, 5,622.21 and 3,697.11

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Solution

The fourth proportional to 3,740.85, 5,622.21 and 3,697.11 is: 5,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.85 : 5,622.21 = 3,697.11 : x
  2. Step 2: Convert to fraction form
    3,740.85/5,622.21 = 3,697.11/x
  3. Step 3: Cross multiply
    3,740.85x = 5,622.21 × 3,697.11
  4. Step 4: Simplify right side
    3,740.85x = 20,785,928.81
  5. Step 5: Solve for x
    x = 20,785,928.81/3,740.85
  6. Step 6: Final answer
    x = 5,556.47

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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.