Home / 6,718.88-10,080.34-2,714.20

Finding the Fourth Proportional to 6,718.88, 10,080.34 and 2,714.20

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Solution

The fourth proportional to 6,718.88, 10,080.34 and 2,714.20 is: 4,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.88 : 10,080.34 = 2,714.20 : x
  2. Step 2: Convert to fraction form
    6,718.88/10,080.34 = 2,714.20/x
  3. Step 3: Cross multiply
    6,718.88x = 10,080.34 × 2,714.20
  4. Step 4: Simplify right side
    6,718.88x = 27,360,058.83
  5. Step 5: Solve for x
    x = 27,360,058.83/6,718.88
  6. Step 6: Final answer
    x = 4,072.12

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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.