Home / 4,988.30-6,883.29-3,194.96

Finding the Fourth Proportional to 4,988.30, 6,883.29 and 3,194.96

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Solution

The fourth proportional to 4,988.30, 6,883.29 and 3,194.96 is: 4,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.30 : 6,883.29 = 3,194.96 : x
  2. Step 2: Convert to fraction form
    4,988.30/6,883.29 = 3,194.96/x
  3. Step 3: Cross multiply
    4,988.30x = 6,883.29 × 3,194.96
  4. Step 4: Simplify right side
    4,988.30x = 21,991,801.80
  5. Step 5: Solve for x
    x = 21,991,801.80/4,988.30
  6. Step 6: Final answer
    x = 4,408.68

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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.