Home / 3,614.82-5,411.90-3,385.19

Finding the Fourth Proportional to 3,614.82, 5,411.90 and 3,385.19

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Solution

The fourth proportional to 3,614.82, 5,411.90 and 3,385.19 is: 5,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.82 : 5,411.90 = 3,385.19 : x
  2. Step 2: Convert to fraction form
    3,614.82/5,411.90 = 3,385.19/x
  3. Step 3: Cross multiply
    3,614.82x = 5,411.90 × 3,385.19
  4. Step 4: Simplify right side
    3,614.82x = 18,320,309.76
  5. Step 5: Solve for x
    x = 18,320,309.76/3,614.82
  6. Step 6: Final answer
    x = 5,068.11

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1.5x scale

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.