Home / 1,964.17-2,707.79-1,334.73

Finding the Fourth Proportional to 1,964.17, 2,707.79 and 1,334.73

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Solution

The fourth proportional to 1,964.17, 2,707.79 and 1,334.73 is: 1,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.17 : 2,707.79 = 1,334.73 : x
  2. Step 2: Convert to fraction form
    1,964.17/2,707.79 = 1,334.73/x
  3. Step 3: Cross multiply
    1,964.17x = 2,707.79 × 1,334.73
  4. Step 4: Simplify right side
    1,964.17x = 3,614,168.55
  5. Step 5: Solve for x
    x = 3,614,168.55/1,964.17
  6. Step 6: Final answer
    x = 1,840.05

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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.