Home / 8,069.20-11,136.36-4,884.24

Finding the Fourth Proportional to 8,069.20, 11,136.36 and 4,884.24

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Solution

The fourth proportional to 8,069.20, 11,136.36 and 4,884.24 is: 6,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.20 : 11,136.36 = 4,884.24 : x
  2. Step 2: Convert to fraction form
    8,069.20/11,136.36 = 4,884.24/x
  3. Step 3: Cross multiply
    8,069.20x = 11,136.36 × 4,884.24
  4. Step 4: Simplify right side
    8,069.20x = 54,392,715.04
  5. Step 5: Solve for x
    x = 54,392,715.04/8,069.20
  6. Step 6: Final answer
    x = 6,740.78

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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.