Home / 4,076.40-5,625.25-2,308.11

Finding the Fourth Proportional to 4,076.40, 5,625.25 and 2,308.11

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Solution

The fourth proportional to 4,076.40, 5,625.25 and 2,308.11 is: 3,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.40 : 5,625.25 = 2,308.11 : x
  2. Step 2: Convert to fraction form
    4,076.40/5,625.25 = 2,308.11/x
  3. Step 3: Cross multiply
    4,076.40x = 5,625.25 × 2,308.11
  4. Step 4: Simplify right side
    4,076.40x = 12,983,695.78
  5. Step 5: Solve for x
    x = 12,983,695.78/4,076.40
  6. Step 6: Final answer
    x = 3,185.09

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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.