Home / 5,228.43-7,216.59-3,237.81

Finding the Fourth Proportional to 5,228.43, 7,216.59 and 3,237.81

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Solution

The fourth proportional to 5,228.43, 7,216.59 and 3,237.81 is: 4,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.43 : 7,216.59 = 3,237.81 : x
  2. Step 2: Convert to fraction form
    5,228.43/7,216.59 = 3,237.81/x
  3. Step 3: Cross multiply
    5,228.43x = 7,216.59 × 3,237.81
  4. Step 4: Simplify right side
    5,228.43x = 23,365,947.27
  5. Step 5: Solve for x
    x = 23,365,947.27/5,228.43
  6. Step 6: Final answer
    x = 4,469.02

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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.