Home / 3,771.41-5,203.85-2,258.51

Finding the Fourth Proportional to 3,771.41, 5,203.85 and 2,258.51

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Solution

The fourth proportional to 3,771.41, 5,203.85 and 2,258.51 is: 3,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.41 : 5,203.85 = 2,258.51 : x
  2. Step 2: Convert to fraction form
    3,771.41/5,203.85 = 2,258.51/x
  3. Step 3: Cross multiply
    3,771.41x = 5,203.85 × 2,258.51
  4. Step 4: Simplify right side
    3,771.41x = 11,752,909.95
  5. Step 5: Solve for x
    x = 11,752,909.95/3,771.41
  6. Step 6: Final answer
    x = 3,116.32

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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.