Home / 7,380.36-11,073.24-3,433.50

Finding the Fourth Proportional to 7,380.36, 11,073.24 and 3,433.50

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Solution

The fourth proportional to 7,380.36, 11,073.24 and 3,433.50 is: 5,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.36 : 11,073.24 = 3,433.50 : x
  2. Step 2: Convert to fraction form
    7,380.36/11,073.24 = 3,433.50/x
  3. Step 3: Cross multiply
    7,380.36x = 11,073.24 × 3,433.50
  4. Step 4: Simplify right side
    7,380.36x = 38,019,969.54
  5. Step 5: Solve for x
    x = 38,019,969.54/7,380.36
  6. Step 6: Final answer
    x = 5,151.51

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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.