Home / 5,196.24-7,170.84-3,099.84

Finding the Fourth Proportional to 5,196.24, 7,170.84 and 3,099.84

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Solution

The fourth proportional to 5,196.24, 7,170.84 and 3,099.84 is: 4,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196.24 : 7,170.84 = 3,099.84 : x
  2. Step 2: Convert to fraction form
    5,196.24/7,170.84 = 3,099.84/x
  3. Step 3: Cross multiply
    5,196.24x = 7,170.84 × 3,099.84
  4. Step 4: Simplify right side
    5,196.24x = 22,228,456.67
  5. Step 5: Solve for x
    x = 22,228,456.67/5,196.24
  6. Step 6: Final answer
    x = 4,277.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.