Home / 2,895.17-4,336.43-1,781.19

Finding the Fourth Proportional to 2,895.17, 4,336.43 and 1,781.19

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Solution

The fourth proportional to 2,895.17, 4,336.43 and 1,781.19 is: 2,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.17 : 4,336.43 = 1,781.19 : x
  2. Step 2: Convert to fraction form
    2,895.17/4,336.43 = 1,781.19/x
  3. Step 3: Cross multiply
    2,895.17x = 4,336.43 × 1,781.19
  4. Step 4: Simplify right side
    2,895.17x = 7,723,996.85
  5. Step 5: Solve for x
    x = 7,723,996.85/2,895.17
  6. Step 6: Final answer
    x = 2,667.90

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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.