Home / 3,289.36-4,937.32-2,680.24

Finding the Fourth Proportional to 3,289.36, 4,937.32 and 2,680.24

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Solution

The fourth proportional to 3,289.36, 4,937.32 and 2,680.24 is: 4,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.36 : 4,937.32 = 2,680.24 : x
  2. Step 2: Convert to fraction form
    3,289.36/4,937.32 = 2,680.24/x
  3. Step 3: Cross multiply
    3,289.36x = 4,937.32 × 2,680.24
  4. Step 4: Simplify right side
    3,289.36x = 13,233,202.56
  5. Step 5: Solve for x
    x = 13,233,202.56/3,289.36
  6. Step 6: Final answer
    x = 4,023.03

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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.