Home / 3,043.40-4,195.86-2,110.28

Finding the Fourth Proportional to 3,043.40, 4,195.86 and 2,110.28

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Solution

The fourth proportional to 3,043.40, 4,195.86 and 2,110.28 is: 2,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.40 : 4,195.86 = 2,110.28 : x
  2. Step 2: Convert to fraction form
    3,043.40/4,195.86 = 2,110.28/x
  3. Step 3: Cross multiply
    3,043.40x = 4,195.86 × 2,110.28
  4. Step 4: Simplify right side
    3,043.40x = 8,854,439.44
  5. Step 5: Solve for x
    x = 8,854,439.44/3,043.40
  6. Step 6: Final answer
    x = 2,909.39

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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.