Home / 3,228.98-4,426.97-3,170.66

Finding the Fourth Proportional to 3,228.98, 4,426.97 and 3,170.66

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Solution

The fourth proportional to 3,228.98, 4,426.97 and 3,170.66 is: 4,347.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.98 : 4,426.97 = 3,170.66 : x
  2. Step 2: Convert to fraction form
    3,228.98/4,426.97 = 3,170.66/x
  3. Step 3: Cross multiply
    3,228.98x = 4,426.97 × 3,170.66
  4. Step 4: Simplify right side
    3,228.98x = 14,036,416.70
  5. Step 5: Solve for x
    x = 14,036,416.70/3,228.98
  6. Step 6: Final answer
    x = 4,347.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.