Home / 2,327.17-3,487.79-1,091.86

Finding the Fourth Proportional to 2,327.17, 3,487.79 and 1,091.86

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Solution

The fourth proportional to 2,327.17, 3,487.79 and 1,091.86 is: 1,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.17 : 3,487.79 = 1,091.86 : x
  2. Step 2: Convert to fraction form
    2,327.17/3,487.79 = 1,091.86/x
  3. Step 3: Cross multiply
    2,327.17x = 3,487.79 × 1,091.86
  4. Step 4: Simplify right side
    2,327.17x = 3,808,178.39
  5. Step 5: Solve for x
    x = 3,808,178.39/2,327.17
  6. Step 6: Final answer
    x = 1,636.40

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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.