Home / 1,713.72-2,559.12-1,344.36

Finding the Fourth Proportional to 1,713.72, 2,559.12 and 1,344.36

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Solution

The fourth proportional to 1,713.72, 2,559.12 and 1,344.36 is: 2,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.72 : 2,559.12 = 1,344.36 : x
  2. Step 2: Convert to fraction form
    1,713.72/2,559.12 = 1,344.36/x
  3. Step 3: Cross multiply
    1,713.72x = 2,559.12 × 1,344.36
  4. Step 4: Simplify right side
    1,713.72x = 3,440,378.56
  5. Step 5: Solve for x
    x = 3,440,378.56/1,713.72
  6. Step 6: Final answer
    x = 2,007.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.