Home / 3,933.96-5,434.83-2,937.51

Finding the Fourth Proportional to 3,933.96, 5,434.83 and 2,937.51

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Solution

The fourth proportional to 3,933.96, 5,434.83 and 2,937.51 is: 4,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.96 : 5,434.83 = 2,937.51 : x
  2. Step 2: Convert to fraction form
    3,933.96/5,434.83 = 2,937.51/x
  3. Step 3: Cross multiply
    3,933.96x = 5,434.83 × 2,937.51
  4. Step 4: Simplify right side
    3,933.96x = 15,964,867.47
  5. Step 5: Solve for x
    x = 15,964,867.47/3,933.96
  6. Step 6: Final answer
    x = 4,058.22

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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.