Home / 6,714.42-10,078.92-4,953.90

Finding the Fourth Proportional to 6,714.42, 10,078.92 and 4,953.90

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Solution

The fourth proportional to 6,714.42, 10,078.92 and 4,953.90 is: 7,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,714.42 : 10,078.92 = 4,953.90 : x
  2. Step 2: Convert to fraction form
    6,714.42/10,078.92 = 4,953.90/x
  3. Step 3: Cross multiply
    6,714.42x = 10,078.92 × 4,953.90
  4. Step 4: Simplify right side
    6,714.42x = 49,929,961.79
  5. Step 5: Solve for x
    x = 49,929,961.79/6,714.42
  6. Step 6: Final answer
    x = 7,436.23

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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.