Home / 3,223.71-4,449.03-1,807.64

Finding the Fourth Proportional to 3,223.71, 4,449.03 and 1,807.64

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Solution

The fourth proportional to 3,223.71, 4,449.03 and 1,807.64 is: 2,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.71 : 4,449.03 = 1,807.64 : x
  2. Step 2: Convert to fraction form
    3,223.71/4,449.03 = 1,807.64/x
  3. Step 3: Cross multiply
    3,223.71x = 4,449.03 × 1,807.64
  4. Step 4: Simplify right side
    3,223.71x = 8,042,244.59
  5. Step 5: Solve for x
    x = 8,042,244.59/3,223.71
  6. Step 6: Final answer
    x = 2,494.72

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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.