Home / 3,308.13-4,559.76-2,311.83

Finding the Fourth Proportional to 3,308.13, 4,559.76 and 2,311.83

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Solution

The fourth proportional to 3,308.13, 4,559.76 and 2,311.83 is: 3,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.13 : 4,559.76 = 2,311.83 : x
  2. Step 2: Convert to fraction form
    3,308.13/4,559.76 = 2,311.83/x
  3. Step 3: Cross multiply
    3,308.13x = 4,559.76 × 2,311.83
  4. Step 4: Simplify right side
    3,308.13x = 10,541,389.96
  5. Step 5: Solve for x
    x = 10,541,389.96/3,308.13
  6. Step 6: Final answer
    x = 3,186.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.