Home / 7,741.42-11,612.96-2,474.59

Finding the Fourth Proportional to 7,741.42, 11,612.96 and 2,474.59

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Solution

The fourth proportional to 7,741.42, 11,612.96 and 2,474.59 is: 3,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.42 : 11,612.96 = 2,474.59 : x
  2. Step 2: Convert to fraction form
    7,741.42/11,612.96 = 2,474.59/x
  3. Step 3: Cross multiply
    7,741.42x = 11,612.96 × 2,474.59
  4. Step 4: Simplify right side
    7,741.42x = 28,737,314.69
  5. Step 5: Solve for x
    x = 28,737,314.69/7,741.42
  6. Step 6: Final answer
    x = 3,712.15

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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.