Home / 3,274.84-4,520.25-1,949.35

Finding the Fourth Proportional to 3,274.84, 4,520.25 and 1,949.35

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Solution

The fourth proportional to 3,274.84, 4,520.25 and 1,949.35 is: 2,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.84 : 4,520.25 = 1,949.35 : x
  2. Step 2: Convert to fraction form
    3,274.84/4,520.25 = 1,949.35/x
  3. Step 3: Cross multiply
    3,274.84x = 4,520.25 × 1,949.35
  4. Step 4: Simplify right side
    3,274.84x = 8,811,549.34
  5. Step 5: Solve for x
    x = 8,811,549.34/3,274.84
  6. Step 6: Final answer
    x = 2,690.68

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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.