Home / 4,487.29-6,192.32-2,497.78

Finding the Fourth Proportional to 4,487.29, 6,192.32 and 2,497.78

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Solution

The fourth proportional to 4,487.29, 6,192.32 and 2,497.78 is: 3,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.29 : 6,192.32 = 2,497.78 : x
  2. Step 2: Convert to fraction form
    4,487.29/6,192.32 = 2,497.78/x
  3. Step 3: Cross multiply
    4,487.29x = 6,192.32 × 2,497.78
  4. Step 4: Simplify right side
    4,487.29x = 15,467,040.56
  5. Step 5: Solve for x
    x = 15,467,040.56/4,487.29
  6. Step 6: Final answer
    x = 3,446.86

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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.