Home / 3,707.51-5,116.32-2,028.92

Finding the Fourth Proportional to 3,707.51, 5,116.32 and 2,028.92

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Solution

The fourth proportional to 3,707.51, 5,116.32 and 2,028.92 is: 2,799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.51 : 5,116.32 = 2,028.92 : x
  2. Step 2: Convert to fraction form
    3,707.51/5,116.32 = 2,028.92/x
  3. Step 3: Cross multiply
    3,707.51x = 5,116.32 × 2,028.92
  4. Step 4: Simplify right side
    3,707.51x = 10,380,578.39
  5. Step 5: Solve for x
    x = 10,380,578.39/3,707.51
  6. Step 6: Final answer
    x = 2,799.88

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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.