Home / 2,830.23-4,239.86-1,593.86

Finding the Fourth Proportional to 2,830.23, 4,239.86 and 1,593.86

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Solution

The fourth proportional to 2,830.23, 4,239.86 and 1,593.86 is: 2,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.23 : 4,239.86 = 1,593.86 : x
  2. Step 2: Convert to fraction form
    2,830.23/4,239.86 = 1,593.86/x
  3. Step 3: Cross multiply
    2,830.23x = 4,239.86 × 1,593.86
  4. Step 4: Simplify right side
    2,830.23x = 6,757,714.09
  5. Step 5: Solve for x
    x = 6,757,714.09/2,830.23
  6. Step 6: Final answer
    x = 2,387.69

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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.