Home / 7,904.35-11,856.53-2,361.59

Finding the Fourth Proportional to 7,904.35, 11,856.53 and 2,361.59

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Solution

The fourth proportional to 7,904.35, 11,856.53 and 2,361.59 is: 3,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.35 : 11,856.53 = 2,361.59 : x
  2. Step 2: Convert to fraction form
    7,904.35/11,856.53 = 2,361.59/x
  3. Step 3: Cross multiply
    7,904.35x = 11,856.53 × 2,361.59
  4. Step 4: Simplify right side
    7,904.35x = 28,000,262.68
  5. Step 5: Solve for x
    x = 28,000,262.68/7,904.35
  6. Step 6: Final answer
    x = 3,542.39

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Similar ratio
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1.5x scale

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.