Home / 3,348.73-4,989.67-3,199.69

Finding the Fourth Proportional to 3,348.73, 4,989.67 and 3,199.69

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Solution

The fourth proportional to 3,348.73, 4,989.67 and 3,199.69 is: 4,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.73 : 4,989.67 = 3,199.69 : x
  2. Step 2: Convert to fraction form
    3,348.73/4,989.67 = 3,199.69/x
  3. Step 3: Cross multiply
    3,348.73x = 4,989.67 × 3,199.69
  4. Step 4: Simplify right side
    3,348.73x = 15,965,397.20
  5. Step 5: Solve for x
    x = 15,965,397.20/3,348.73
  6. Step 6: Final answer
    x = 4,767.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.