Home / 2,714.31-3,743.62-1,718.62

Finding the Fourth Proportional to 2,714.31, 3,743.62 and 1,718.62

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Solution

The fourth proportional to 2,714.31, 3,743.62 and 1,718.62 is: 2,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.31 : 3,743.62 = 1,718.62 : x
  2. Step 2: Convert to fraction form
    2,714.31/3,743.62 = 1,718.62/x
  3. Step 3: Cross multiply
    2,714.31x = 3,743.62 × 1,718.62
  4. Step 4: Simplify right side
    2,714.31x = 6,433,846.55
  5. Step 5: Solve for x
    x = 6,433,846.55/2,714.31
  6. Step 6: Final answer
    x = 2,370.34

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1.5x scale

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.