Home / 3,296.19-4,945.10-1,105.10

Finding the Fourth Proportional to 3,296.19, 4,945.10 and 1,105.10

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Solution

The fourth proportional to 3,296.19, 4,945.10 and 1,105.10 is: 1,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.19 : 4,945.10 = 1,105.10 : x
  2. Step 2: Convert to fraction form
    3,296.19/4,945.10 = 1,105.10/x
  3. Step 3: Cross multiply
    3,296.19x = 4,945.10 × 1,105.10
  4. Step 4: Simplify right side
    3,296.19x = 5,464,799.76
  5. Step 5: Solve for x
    x = 5,464,799.76/3,296.19
  6. Step 6: Final answer
    x = 1,657.91

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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.