Home / 4,257.72-5,876.46-2,664.60

Finding the Fourth Proportional to 4,257.72, 5,876.46 and 2,664.60

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Solution

The fourth proportional to 4,257.72, 5,876.46 and 2,664.60 is: 3,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.72 : 5,876.46 = 2,664.60 : x
  2. Step 2: Convert to fraction form
    4,257.72/5,876.46 = 2,664.60/x
  3. Step 3: Cross multiply
    4,257.72x = 5,876.46 × 2,664.60
  4. Step 4: Simplify right side
    4,257.72x = 15,658,415.32
  5. Step 5: Solve for x
    x = 15,658,415.32/4,257.72
  6. Step 6: Final answer
    x = 3,677.65

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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.