Home / 3,516.39-4,852.65-2,257.47

Finding the Fourth Proportional to 3,516.39, 4,852.65 and 2,257.47

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Solution

The fourth proportional to 3,516.39, 4,852.65 and 2,257.47 is: 3,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.39 : 4,852.65 = 2,257.47 : x
  2. Step 2: Convert to fraction form
    3,516.39/4,852.65 = 2,257.47/x
  3. Step 3: Cross multiply
    3,516.39x = 4,852.65 × 2,257.47
  4. Step 4: Simplify right side
    3,516.39x = 10,954,711.80
  5. Step 5: Solve for x
    x = 10,954,711.80/3,516.39
  6. Step 6: Final answer
    x = 3,115.33

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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.