Home / 3,118.50-4,676.19-1,037.77

Finding the Fourth Proportional to 3,118.50, 4,676.19 and 1,037.77

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Solution

The fourth proportional to 3,118.50, 4,676.19 and 1,037.77 is: 1,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.50 : 4,676.19 = 1,037.77 : x
  2. Step 2: Convert to fraction form
    3,118.50/4,676.19 = 1,037.77/x
  3. Step 3: Cross multiply
    3,118.50x = 4,676.19 × 1,037.77
  4. Step 4: Simplify right side
    3,118.50x = 4,852,809.70
  5. Step 5: Solve for x
    x = 4,852,809.70/3,118.50
  6. Step 6: Final answer
    x = 1,556.14

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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.