Home / 2,713.23-3,743.48-1,718.15

Finding the Fourth Proportional to 2,713.23, 3,743.48 and 1,718.15

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Solution

The fourth proportional to 2,713.23, 3,743.48 and 1,718.15 is: 2,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.23 : 3,743.48 = 1,718.15 : x
  2. Step 2: Convert to fraction form
    2,713.23/3,743.48 = 1,718.15/x
  3. Step 3: Cross multiply
    2,713.23x = 3,743.48 × 1,718.15
  4. Step 4: Simplify right side
    2,713.23x = 6,431,845.74
  5. Step 5: Solve for x
    x = 6,431,845.74/2,713.23
  6. Step 6: Final answer
    x = 2,370.55

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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.