Home / 3,520.74-5,286.57-3,364.92

Finding the Fourth Proportional to 3,520.74, 5,286.57 and 3,364.92

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Solution

The fourth proportional to 3,520.74, 5,286.57 and 3,364.92 is: 5,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.74 : 5,286.57 = 3,364.92 : x
  2. Step 2: Convert to fraction form
    3,520.74/5,286.57 = 3,364.92/x
  3. Step 3: Cross multiply
    3,520.74x = 5,286.57 × 3,364.92
  4. Step 4: Simplify right side
    3,520.74x = 17,788,885.12
  5. Step 5: Solve for x
    x = 17,788,885.12/3,520.74
  6. Step 6: Final answer
    x = 5,052.60

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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.