Home / 3,299.20-4,552.91-1,807.13

Finding the Fourth Proportional to 3,299.20, 4,552.91 and 1,807.13

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Solution

The fourth proportional to 3,299.20, 4,552.91 and 1,807.13 is: 2,493.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.20 : 4,552.91 = 1,807.13 : x
  2. Step 2: Convert to fraction form
    3,299.20/4,552.91 = 1,807.13/x
  3. Step 3: Cross multiply
    3,299.20x = 4,552.91 × 1,807.13
  4. Step 4: Simplify right side
    3,299.20x = 8,227,704.77
  5. Step 5: Solve for x
    x = 8,227,704.77/3,299.20
  6. Step 6: Final answer
    x = 2,493.85

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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.