Home / 2,465.48-3,698.21-822.02

Finding the Fourth Proportional to 2,465.48, 3,698.21 and 822.02

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Solution

The fourth proportional to 2,465.48, 3,698.21 and 822.02 is: 1,233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.48 : 3,698.21 = 822.02 : x
  2. Step 2: Convert to fraction form
    2,465.48/3,698.21 = 822.02/x
  3. Step 3: Cross multiply
    2,465.48x = 3,698.21 × 822.02
  4. Step 4: Simplify right side
    2,465.48x = 3,040,002.58
  5. Step 5: Solve for x
    x = 3,040,002.58/2,465.48
  6. Step 6: Final answer
    x = 1,233.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.