Home / 3,118.11-4,676.46-1,037.61

Finding the Fourth Proportional to 3,118.11, 4,676.46 and 1,037.61

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Solution

The fourth proportional to 3,118.11, 4,676.46 and 1,037.61 is: 1,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.11 : 4,676.46 = 1,037.61 : x
  2. Step 2: Convert to fraction form
    3,118.11/4,676.46 = 1,037.61/x
  3. Step 3: Cross multiply
    3,118.11x = 4,676.46 × 1,037.61
  4. Step 4: Simplify right side
    3,118.11x = 4,852,341.66
  5. Step 5: Solve for x
    x = 4,852,341.66/3,118.11
  6. Step 6: Final answer
    x = 1,556.18

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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.