Home / 3,040.23-4,553.85-2,809.65

Finding the Fourth Proportional to 3,040.23, 4,553.85 and 2,809.65

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Solution

The fourth proportional to 3,040.23, 4,553.85 and 2,809.65 is: 4,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.23 : 4,553.85 = 2,809.65 : x
  2. Step 2: Convert to fraction form
    3,040.23/4,553.85 = 2,809.65/x
  3. Step 3: Cross multiply
    3,040.23x = 4,553.85 × 2,809.65
  4. Step 4: Simplify right side
    3,040.23x = 12,794,724.65
  5. Step 5: Solve for x
    x = 12,794,724.65/3,040.23
  6. Step 6: Final answer
    x = 4,208.47

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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.