Home / 3,961.51-5,467.75-2,617.34

Finding the Fourth Proportional to 3,961.51, 5,467.75 and 2,617.34

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Solution

The fourth proportional to 3,961.51, 5,467.75 and 2,617.34 is: 3,612.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.51 : 5,467.75 = 2,617.34 : x
  2. Step 2: Convert to fraction form
    3,961.51/5,467.75 = 2,617.34/x
  3. Step 3: Cross multiply
    3,961.51x = 5,467.75 × 2,617.34
  4. Step 4: Simplify right side
    3,961.51x = 14,310,920.36
  5. Step 5: Solve for x
    x = 14,310,920.36/3,961.51
  6. Step 6: Final answer
    x = 3,612.50

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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.