Home / 2,920.14-4,029.85-1,593.86

Finding the Fourth Proportional to 2,920.14, 4,029.85 and 1,593.86

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Solution

The fourth proportional to 2,920.14, 4,029.85 and 1,593.86 is: 2,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.14 : 4,029.85 = 1,593.86 : x
  2. Step 2: Convert to fraction form
    2,920.14/4,029.85 = 1,593.86/x
  3. Step 3: Cross multiply
    2,920.14x = 4,029.85 × 1,593.86
  4. Step 4: Simplify right side
    2,920.14x = 6,423,016.72
  5. Step 5: Solve for x
    x = 6,423,016.72/2,920.14
  6. Step 6: Final answer
    x = 2,199.56

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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.