Home / 3,649.47-5,037.12-2,234.31

Finding the Fourth Proportional to 3,649.47, 5,037.12 and 2,234.31

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Solution

The fourth proportional to 3,649.47, 5,037.12 and 2,234.31 is: 3,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.47 : 5,037.12 = 2,234.31 : x
  2. Step 2: Convert to fraction form
    3,649.47/5,037.12 = 2,234.31/x
  3. Step 3: Cross multiply
    3,649.47x = 5,037.12 × 2,234.31
  4. Step 4: Simplify right side
    3,649.47x = 11,254,487.59
  5. Step 5: Solve for x
    x = 11,254,487.59/3,649.47
  6. Step 6: Final answer
    x = 3,083.87

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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.