Home / 3,274.49-4,909.87-2,235.75

Finding the Fourth Proportional to 3,274.49, 4,909.87 and 2,235.75

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Solution

The fourth proportional to 3,274.49, 4,909.87 and 2,235.75 is: 3,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.49 : 4,909.87 = 2,235.75 : x
  2. Step 2: Convert to fraction form
    3,274.49/4,909.87 = 2,235.75/x
  3. Step 3: Cross multiply
    3,274.49x = 4,909.87 × 2,235.75
  4. Step 4: Simplify right side
    3,274.49x = 10,977,241.85
  5. Step 5: Solve for x
    x = 10,977,241.85/3,274.49
  6. Step 6: Final answer
    x = 3,352.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.