Home / 5,237.29-7,228.56-3,321.87

Finding the Fourth Proportional to 5,237.29, 7,228.56 and 3,321.87

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Solution

The fourth proportional to 5,237.29, 7,228.56 and 3,321.87 is: 4,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.29 : 7,228.56 = 3,321.87 : x
  2. Step 2: Convert to fraction form
    5,237.29/7,228.56 = 3,321.87/x
  3. Step 3: Cross multiply
    5,237.29x = 7,228.56 × 3,321.87
  4. Step 4: Simplify right side
    5,237.29x = 24,012,336.61
  5. Step 5: Solve for x
    x = 24,012,336.61/5,237.29
  6. Step 6: Final answer
    x = 4,584.88

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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.