Home / 12,697.54-19,052.79-5,771.14

Finding the Fourth Proportional to 12,697.54, 19,052.79 and 5,771.14

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Solution

The fourth proportional to 12,697.54, 19,052.79 and 5,771.14 is: 8,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697.54 : 19,052.79 = 5,771.14 : x
  2. Step 2: Convert to fraction form
    12,697.54/19,052.79 = 5,771.14/x
  3. Step 3: Cross multiply
    12,697.54x = 19,052.79 × 5,771.14
  4. Step 4: Simplify right side
    12,697.54x = 109,956,318.48
  5. Step 5: Solve for x
    x = 109,956,318.48/12,697.54
  6. Step 6: Final answer
    x = 8,659.66

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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.