Home / 5,440.92-7,499.72-3,669.44

Finding the Fourth Proportional to 5,440.92, 7,499.72 and 3,669.44

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Solution

The fourth proportional to 5,440.92, 7,499.72 and 3,669.44 is: 5,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.92 : 7,499.72 = 3,669.44 : x
  2. Step 2: Convert to fraction form
    5,440.92/7,499.72 = 3,669.44/x
  3. Step 3: Cross multiply
    5,440.92x = 7,499.72 × 3,669.44
  4. Step 4: Simplify right side
    5,440.92x = 27,519,772.56
  5. Step 5: Solve for x
    x = 27,519,772.56/5,440.92
  6. Step 6: Final answer
    x = 5,057.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.