Home / 3,370.53-4,649.99-2,191.17

Finding the Fourth Proportional to 3,370.53, 4,649.99 and 2,191.17

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Solution

The fourth proportional to 3,370.53, 4,649.99 and 2,191.17 is: 3,022.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.53 : 4,649.99 = 2,191.17 : x
  2. Step 2: Convert to fraction form
    3,370.53/4,649.99 = 2,191.17/x
  3. Step 3: Cross multiply
    3,370.53x = 4,649.99 × 2,191.17
  4. Step 4: Simplify right side
    3,370.53x = 10,188,907.63
  5. Step 5: Solve for x
    x = 10,188,907.63/3,370.53
  6. Step 6: Final answer
    x = 3,022.94

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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.