Home / 9,714.12-14,578.20-3,867.36

Finding the Fourth Proportional to 9,714.12, 14,578.20 and 3,867.36

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Solution

The fourth proportional to 9,714.12, 14,578.20 and 3,867.36 is: 5,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,714.12 : 14,578.20 = 3,867.36 : x
  2. Step 2: Convert to fraction form
    9,714.12/14,578.20 = 3,867.36/x
  3. Step 3: Cross multiply
    9,714.12x = 14,578.20 × 3,867.36
  4. Step 4: Simplify right side
    9,714.12x = 56,379,147.55
  5. Step 5: Solve for x
    x = 56,379,147.55/9,714.12
  6. Step 6: Final answer
    x = 5,803.83

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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.