Home / 3,221.33-4,831.43-1,465.93

Finding the Fourth Proportional to 3,221.33, 4,831.43 and 1,465.93

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Solution

The fourth proportional to 3,221.33, 4,831.43 and 1,465.93 is: 2,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.33 : 4,831.43 = 1,465.93 : x
  2. Step 2: Convert to fraction form
    3,221.33/4,831.43 = 1,465.93/x
  3. Step 3: Cross multiply
    3,221.33x = 4,831.43 × 1,465.93
  4. Step 4: Simplify right side
    3,221.33x = 7,082,509.71
  5. Step 5: Solve for x
    x = 7,082,509.71/3,221.33
  6. Step 6: Final answer
    x = 2,198.63

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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.