Home / 11,772.53-17,659.08-3,451.67

Finding the Fourth Proportional to 11,772.53, 17,659.08 and 3,451.67

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Solution

The fourth proportional to 11,772.53, 17,659.08 and 3,451.67 is: 5,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.53 : 17,659.08 = 3,451.67 : x
  2. Step 2: Convert to fraction form
    11,772.53/17,659.08 = 3,451.67/x
  3. Step 3: Cross multiply
    11,772.53x = 17,659.08 × 3,451.67
  4. Step 4: Simplify right side
    11,772.53x = 60,953,228.37
  5. Step 5: Solve for x
    x = 60,953,228.37/11,772.53
  6. Step 6: Final answer
    x = 5,177.58

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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.