Home / 5,440.92-7,499.70-3,669.46

Finding the Fourth Proportional to 5,440.92, 7,499.70 and 3,669.46

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Solution

The fourth proportional to 5,440.92, 7,499.70 and 3,669.46 is: 5,057.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.92 : 7,499.70 = 3,669.46 : x
  2. Step 2: Convert to fraction form
    5,440.92/7,499.70 = 3,669.46/x
  3. Step 3: Cross multiply
    5,440.92x = 7,499.70 × 3,669.46
  4. Step 4: Simplify right side
    5,440.92x = 27,519,849.16
  5. Step 5: Solve for x
    x = 27,519,849.16/5,440.92
  6. Step 6: Final answer
    x = 5,057.94

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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.