Home / 10,251.96-14,147.52-5,714.55

Finding the Fourth Proportional to 10,251.96, 14,147.52 and 5,714.55

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Solution

The fourth proportional to 10,251.96, 14,147.52 and 5,714.55 is: 7,885.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.96 : 14,147.52 = 5,714.55 : x
  2. Step 2: Convert to fraction form
    10,251.96/14,147.52 = 5,714.55/x
  3. Step 3: Cross multiply
    10,251.96x = 14,147.52 × 5,714.55
  4. Step 4: Simplify right side
    10,251.96x = 80,846,710.42
  5. Step 5: Solve for x
    x = 80,846,710.42/10,251.96
  6. Step 6: Final answer
    x = 7,885.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.