Home / 3,189.13-4,784.94-1,433.66

Finding the Fourth Proportional to 3,189.13, 4,784.94 and 1,433.66

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Solution

The fourth proportional to 3,189.13, 4,784.94 and 1,433.66 is: 2,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.13 : 4,784.94 = 1,433.66 : x
  2. Step 2: Convert to fraction form
    3,189.13/4,784.94 = 1,433.66/x
  3. Step 3: Cross multiply
    3,189.13x = 4,784.94 × 1,433.66
  4. Step 4: Simplify right side
    3,189.13x = 6,859,953.16
  5. Step 5: Solve for x
    x = 6,859,953.16/3,189.13
  6. Step 6: Final answer
    x = 2,151.04

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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.