Home / 4,261.78-5,881.20-2,469.50

Finding the Fourth Proportional to 4,261.78, 5,881.20 and 2,469.50

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Solution

The fourth proportional to 4,261.78, 5,881.20 and 2,469.50 is: 3,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.78 : 5,881.20 = 2,469.50 : x
  2. Step 2: Convert to fraction form
    4,261.78/5,881.20 = 2,469.50/x
  3. Step 3: Cross multiply
    4,261.78x = 5,881.20 × 2,469.50
  4. Step 4: Simplify right side
    4,261.78x = 14,523,623.40
  5. Step 5: Solve for x
    x = 14,523,623.40/4,261.78
  6. Step 6: Final answer
    x = 3,407.88

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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.