Home / 8,069.68-11,136.32-4,533.12

Finding the Fourth Proportional to 8,069.68, 11,136.32 and 4,533.12

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Solution

The fourth proportional to 8,069.68, 11,136.32 and 4,533.12 is: 6,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.68 : 11,136.32 = 4,533.12 : x
  2. Step 2: Convert to fraction form
    8,069.68/11,136.32 = 4,533.12/x
  3. Step 3: Cross multiply
    8,069.68x = 11,136.32 × 4,533.12
  4. Step 4: Simplify right side
    8,069.68x = 50,482,274.92
  5. Step 5: Solve for x
    x = 50,482,274.92/8,069.68
  6. Step 6: Final answer
    x = 6,255.80

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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.