Home / 5,322.82-7,345.21-2,964.81

Finding the Fourth Proportional to 5,322.82, 7,345.21 and 2,964.81

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Solution

The fourth proportional to 5,322.82, 7,345.21 and 2,964.81 is: 4,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.82 : 7,345.21 = 2,964.81 : x
  2. Step 2: Convert to fraction form
    5,322.82/7,345.21 = 2,964.81/x
  3. Step 3: Cross multiply
    5,322.82x = 7,345.21 × 2,964.81
  4. Step 4: Simplify right side
    5,322.82x = 21,777,152.06
  5. Step 5: Solve for x
    x = 21,777,152.06/5,322.82
  6. Step 6: Final answer
    x = 4,091.28

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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.