Home / 4,447.13-6,660.61-3,136.76

Finding the Fourth Proportional to 4,447.13, 6,660.61 and 3,136.76

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Solution

The fourth proportional to 4,447.13, 6,660.61 and 3,136.76 is: 4,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.13 : 6,660.61 = 3,136.76 : x
  2. Step 2: Convert to fraction form
    4,447.13/6,660.61 = 3,136.76/x
  3. Step 3: Cross multiply
    4,447.13x = 6,660.61 × 3,136.76
  4. Step 4: Simplify right side
    4,447.13x = 20,892,735.02
  5. Step 5: Solve for x
    x = 20,892,735.02/4,447.13
  6. Step 6: Final answer
    x = 4,698.03

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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.