Home / 3,355.08-5,031.19-1,162.81

Finding the Fourth Proportional to 3,355.08, 5,031.19 and 1,162.81

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Solution

The fourth proportional to 3,355.08, 5,031.19 and 1,162.81 is: 1,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.08 : 5,031.19 = 1,162.81 : x
  2. Step 2: Convert to fraction form
    3,355.08/5,031.19 = 1,162.81/x
  3. Step 3: Cross multiply
    3,355.08x = 5,031.19 × 1,162.81
  4. Step 4: Simplify right side
    3,355.08x = 5,850,318.04
  5. Step 5: Solve for x
    x = 5,850,318.04/3,355.08
  6. Step 6: Final answer
    x = 1,743.72

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1.5x scale

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.