Home / 5,222.24-7,206.66-2,864.36

Finding the Fourth Proportional to 5,222.24, 7,206.66 and 2,864.36

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Solution

The fourth proportional to 5,222.24, 7,206.66 and 2,864.36 is: 3,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.24 : 7,206.66 = 2,864.36 : x
  2. Step 2: Convert to fraction form
    5,222.24/7,206.66 = 2,864.36/x
  3. Step 3: Cross multiply
    5,222.24x = 7,206.66 × 2,864.36
  4. Step 4: Simplify right side
    5,222.24x = 20,642,468.64
  5. Step 5: Solve for x
    x = 20,642,468.64/5,222.24
  6. Step 6: Final answer
    x = 3,952.80

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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.