Home / 2,694.86-3,717.65-1,575.84

Finding the Fourth Proportional to 2,694.86, 3,717.65 and 1,575.84

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Solution

The fourth proportional to 2,694.86, 3,717.65 and 1,575.84 is: 2,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.86 : 3,717.65 = 1,575.84 : x
  2. Step 2: Convert to fraction form
    2,694.86/3,717.65 = 1,575.84/x
  3. Step 3: Cross multiply
    2,694.86x = 3,717.65 × 1,575.84
  4. Step 4: Simplify right side
    2,694.86x = 5,858,421.58
  5. Step 5: Solve for x
    x = 5,858,421.58/2,694.86
  6. Step 6: Final answer
    x = 2,173.92

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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.