Home / 3,718.31-5,568.67-3,228.70

Finding the Fourth Proportional to 3,718.31, 5,568.67 and 3,228.70

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Solution

The fourth proportional to 3,718.31, 5,568.67 and 3,228.70 is: 4,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.31 : 5,568.67 = 3,228.70 : x
  2. Step 2: Convert to fraction form
    3,718.31/5,568.67 = 3,228.70/x
  3. Step 3: Cross multiply
    3,718.31x = 5,568.67 × 3,228.70
  4. Step 4: Simplify right side
    3,718.31x = 17,979,564.83
  5. Step 5: Solve for x
    x = 17,979,564.83/3,718.31
  6. Step 6: Final answer
    x = 4,835.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.