Home / 10,251.95-14,147.46-5,714.69

Finding the Fourth Proportional to 10,251.95, 14,147.46 and 5,714.69

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Solution

The fourth proportional to 10,251.95, 14,147.46 and 5,714.69 is: 7,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.95 : 14,147.46 = 5,714.69 : x
  2. Step 2: Convert to fraction form
    10,251.95/14,147.46 = 5,714.69/x
  3. Step 3: Cross multiply
    10,251.95x = 14,147.46 × 5,714.69
  4. Step 4: Simplify right side
    10,251.95x = 80,848,277.45
  5. Step 5: Solve for x
    x = 80,848,277.45/10,251.95
  6. Step 6: Final answer
    x = 7,886.14

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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.