Home / 3,336.42-4,600.78-2,865.88

Finding the Fourth Proportional to 3,336.42, 4,600.78 and 2,865.88

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Solution

The fourth proportional to 3,336.42, 4,600.78 and 2,865.88 is: 3,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.42 : 4,600.78 = 2,865.88 : x
  2. Step 2: Convert to fraction form
    3,336.42/4,600.78 = 2,865.88/x
  3. Step 3: Cross multiply
    3,336.42x = 4,600.78 × 2,865.88
  4. Step 4: Simplify right side
    3,336.42x = 13,185,283.39
  5. Step 5: Solve for x
    x = 13,185,283.39/3,336.42
  6. Step 6: Final answer
    x = 3,951.93

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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.