Home / 6,766.88-10,136.64-5,299.04

Finding the Fourth Proportional to 6,766.88, 10,136.64 and 5,299.04

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Solution

The fourth proportional to 6,766.88, 10,136.64 and 5,299.04 is: 7,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.88 : 10,136.64 = 5,299.04 : x
  2. Step 2: Convert to fraction form
    6,766.88/10,136.64 = 5,299.04/x
  3. Step 3: Cross multiply
    6,766.88x = 10,136.64 × 5,299.04
  4. Step 4: Simplify right side
    6,766.88x = 53,714,460.83
  5. Step 5: Solve for x
    x = 53,714,460.83/6,766.88
  6. Step 6: Final answer
    x = 7,937.85

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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.