Home / 3,600.68-4,967.82-2,108.57

Finding the Fourth Proportional to 3,600.68, 4,967.82 and 2,108.57

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Solution

The fourth proportional to 3,600.68, 4,967.82 and 2,108.57 is: 2,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.68 : 4,967.82 = 2,108.57 : x
  2. Step 2: Convert to fraction form
    3,600.68/4,967.82 = 2,108.57/x
  3. Step 3: Cross multiply
    3,600.68x = 4,967.82 × 2,108.57
  4. Step 4: Simplify right side
    3,600.68x = 10,474,971.38
  5. Step 5: Solve for x
    x = 10,474,971.38/3,600.68
  6. Step 6: Final answer
    x = 2,909.17

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1.5x scale

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.