Home / 3,209.31-4,429.02-1,883.44

Finding the Fourth Proportional to 3,209.31, 4,429.02 and 1,883.44

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Solution

The fourth proportional to 3,209.31, 4,429.02 and 1,883.44 is: 2,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.31 : 4,429.02 = 1,883.44 : x
  2. Step 2: Convert to fraction form
    3,209.31/4,429.02 = 1,883.44/x
  3. Step 3: Cross multiply
    3,209.31x = 4,429.02 × 1,883.44
  4. Step 4: Simplify right side
    3,209.31x = 8,341,786.56
  5. Step 5: Solve for x
    x = 8,341,786.56/3,209.31
  6. Step 6: Final answer
    x = 2,599.25

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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.