Home / 7,591.20-11,388.17-3,433.16

Finding the Fourth Proportional to 7,591.20, 11,388.17 and 3,433.16

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Solution

The fourth proportional to 7,591.20, 11,388.17 and 3,433.16 is: 5,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.20 : 11,388.17 = 3,433.16 : x
  2. Step 2: Convert to fraction form
    7,591.20/11,388.17 = 3,433.16/x
  3. Step 3: Cross multiply
    7,591.20x = 11,388.17 × 3,433.16
  4. Step 4: Simplify right side
    7,591.20x = 39,097,409.72
  5. Step 5: Solve for x
    x = 39,097,409.72/7,591.20
  6. Step 6: Final answer
    x = 5,150.36

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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.