Home / 2,844.86-3,925.99-1,665.82

Finding the Fourth Proportional to 2,844.86, 3,925.99 and 1,665.82

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Solution

The fourth proportional to 2,844.86, 3,925.99 and 1,665.82 is: 2,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.86 : 3,925.99 = 1,665.82 : x
  2. Step 2: Convert to fraction form
    2,844.86/3,925.99 = 1,665.82/x
  3. Step 3: Cross multiply
    2,844.86x = 3,925.99 × 1,665.82
  4. Step 4: Simplify right side
    2,844.86x = 6,539,992.66
  5. Step 5: Solve for x
    x = 6,539,992.66/2,844.86
  6. Step 6: Final answer
    x = 2,298.88

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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.