Home / 3,029.40-4,184.82-2,339.64

Finding the Fourth Proportional to 3,029.40, 4,184.82 and 2,339.64

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Solution

The fourth proportional to 3,029.40, 4,184.82 and 2,339.64 is: 3,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.40 : 4,184.82 = 2,339.64 : x
  2. Step 2: Convert to fraction form
    3,029.40/4,184.82 = 2,339.64/x
  3. Step 3: Cross multiply
    3,029.40x = 4,184.82 × 2,339.64
  4. Step 4: Simplify right side
    3,029.40x = 9,790,972.26
  5. Step 5: Solve for x
    x = 9,790,972.26/3,029.40
  6. Step 6: Final answer
    x = 3,231.98

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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.