Home / 3,403.39-4,697.19-2,077.86

Finding the Fourth Proportional to 3,403.39, 4,697.19 and 2,077.86

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Solution

The fourth proportional to 3,403.39, 4,697.19 and 2,077.86 is: 2,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.39 : 4,697.19 = 2,077.86 : x
  2. Step 2: Convert to fraction form
    3,403.39/4,697.19 = 2,077.86/x
  3. Step 3: Cross multiply
    3,403.39x = 4,697.19 × 2,077.86
  4. Step 4: Simplify right side
    3,403.39x = 9,760,092.82
  5. Step 5: Solve for x
    x = 9,760,092.82/3,403.39
  6. Step 6: Final answer
    x = 2,867.76

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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.