Home / 4,243.71-5,856.38-2,355.41

Finding the Fourth Proportional to 4,243.71, 5,856.38 and 2,355.41

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Solution

The fourth proportional to 4,243.71, 5,856.38 and 2,355.41 is: 3,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.71 : 5,856.38 = 2,355.41 : x
  2. Step 2: Convert to fraction form
    4,243.71/5,856.38 = 2,355.41/x
  3. Step 3: Cross multiply
    4,243.71x = 5,856.38 × 2,355.41
  4. Step 4: Simplify right side
    4,243.71x = 13,794,190.66
  5. Step 5: Solve for x
    x = 13,794,190.66/4,243.71
  6. Step 6: Final answer
    x = 3,250.50

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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.