Home / 3,135.87-4,333.14-2,250.14

Finding the Fourth Proportional to 3,135.87, 4,333.14 and 2,250.14

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Solution

The fourth proportional to 3,135.87, 4,333.14 and 2,250.14 is: 3,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.87 : 4,333.14 = 2,250.14 : x
  2. Step 2: Convert to fraction form
    3,135.87/4,333.14 = 2,250.14/x
  3. Step 3: Cross multiply
    3,135.87x = 4,333.14 × 2,250.14
  4. Step 4: Simplify right side
    3,135.87x = 9,750,149.97
  5. Step 5: Solve for x
    x = 9,750,149.97/3,135.87
  6. Step 6: Final answer
    x = 3,109.23

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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.