Home / 6,876.20-10,307.10-2,714.60

Finding the Fourth Proportional to 6,876.20, 10,307.10 and 2,714.60

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Solution

The fourth proportional to 6,876.20, 10,307.10 and 2,714.60 is: 4,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.20 : 10,307.10 = 2,714.60 : x
  2. Step 2: Convert to fraction form
    6,876.20/10,307.10 = 2,714.60/x
  3. Step 3: Cross multiply
    6,876.20x = 10,307.10 × 2,714.60
  4. Step 4: Simplify right side
    6,876.20x = 27,979,653.66
  5. Step 5: Solve for x
    x = 27,979,653.66/6,876.20
  6. Step 6: Final answer
    x = 4,069.06

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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.