Home / 3,299.48-4,553.27-1,807.38

Finding the Fourth Proportional to 3,299.48, 4,553.27 and 1,807.38

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Solution

The fourth proportional to 3,299.48, 4,553.27 and 1,807.38 is: 2,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.48 : 4,553.27 = 1,807.38 : x
  2. Step 2: Convert to fraction form
    3,299.48/4,553.27 = 1,807.38/x
  3. Step 3: Cross multiply
    3,299.48x = 4,553.27 × 1,807.38
  4. Step 4: Simplify right side
    3,299.48x = 8,229,480.10
  5. Step 5: Solve for x
    x = 8,229,480.10/3,299.48
  6. Step 6: Final answer
    x = 2,494.18

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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.