Home / 4,037.10-5,586.75-3,939.90

Finding the Fourth Proportional to 4,037.10, 5,586.75 and 3,939.90

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Solution

The fourth proportional to 4,037.10, 5,586.75 and 3,939.90 is: 5,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,037.10 : 5,586.75 = 3,939.90 : x
  2. Step 2: Convert to fraction form
    4,037.10/5,586.75 = 3,939.90/x
  3. Step 3: Cross multiply
    4,037.10x = 5,586.75 × 3,939.90
  4. Step 4: Simplify right side
    4,037.10x = 22,011,236.33
  5. Step 5: Solve for x
    x = 22,011,236.33/4,037.10
  6. Step 6: Final answer
    x = 5,452.24

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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.