Home / 5,322.62-7,345.34-2,964.80

Finding the Fourth Proportional to 5,322.62, 7,345.34 and 2,964.80

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Solution

The fourth proportional to 5,322.62, 7,345.34 and 2,964.80 is: 4,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.62 : 7,345.34 = 2,964.80 : x
  2. Step 2: Convert to fraction form
    5,322.62/7,345.34 = 2,964.80/x
  3. Step 3: Cross multiply
    5,322.62x = 7,345.34 × 2,964.80
  4. Step 4: Simplify right side
    5,322.62x = 21,777,412.48
  5. Step 5: Solve for x
    x = 21,777,412.48/5,322.62
  6. Step 6: Final answer
    x = 4,091.49

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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.