Home / 3,551.92-5,296.58-3,305.68

Finding the Fourth Proportional to 3,551.92, 5,296.58 and 3,305.68

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Solution

The fourth proportional to 3,551.92, 5,296.58 and 3,305.68 is: 4,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.92 : 5,296.58 = 3,305.68 : x
  2. Step 2: Convert to fraction form
    3,551.92/5,296.58 = 3,305.68/x
  3. Step 3: Cross multiply
    3,551.92x = 5,296.58 × 3,305.68
  4. Step 4: Simplify right side
    3,551.92x = 17,508,798.57
  5. Step 5: Solve for x
    x = 17,508,798.57/3,551.92
  6. Step 6: Final answer
    x = 4,929.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.