Home / 3,087.34-4,258.94-2,092.28

Finding the Fourth Proportional to 3,087.34, 4,258.94 and 2,092.28

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Solution

The fourth proportional to 3,087.34, 4,258.94 and 2,092.28 is: 2,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.34 : 4,258.94 = 2,092.28 : x
  2. Step 2: Convert to fraction form
    3,087.34/4,258.94 = 2,092.28/x
  3. Step 3: Cross multiply
    3,087.34x = 4,258.94 × 2,092.28
  4. Step 4: Simplify right side
    3,087.34x = 8,910,894.98
  5. Step 5: Solve for x
    x = 8,910,894.98/3,087.34
  6. Step 6: Final answer
    x = 2,886.27

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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.