Home / 2,605.22-3,908.96-1,433.79

Finding the Fourth Proportional to 2,605.22, 3,908.96 and 1,433.79

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Solution

The fourth proportional to 2,605.22, 3,908.96 and 1,433.79 is: 2,151.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.22 : 3,908.96 = 1,433.79 : x
  2. Step 2: Convert to fraction form
    2,605.22/3,908.96 = 1,433.79/x
  3. Step 3: Cross multiply
    2,605.22x = 3,908.96 × 1,433.79
  4. Step 4: Simplify right side
    2,605.22x = 5,604,627.76
  5. Step 5: Solve for x
    x = 5,604,627.76/2,605.22
  6. Step 6: Final answer
    x = 2,151.31

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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.