Home / 6,882.24-10,276.74-5,404.80

Finding the Fourth Proportional to 6,882.24, 10,276.74 and 5,404.80

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Solution

The fourth proportional to 6,882.24, 10,276.74 and 5,404.80 is: 8,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.24 : 10,276.74 = 5,404.80 : x
  2. Step 2: Convert to fraction form
    6,882.24/10,276.74 = 5,404.80/x
  3. Step 3: Cross multiply
    6,882.24x = 10,276.74 × 5,404.80
  4. Step 4: Simplify right side
    6,882.24x = 55,543,724.35
  5. Step 5: Solve for x
    x = 55,543,724.35/6,882.24
  6. Step 6: Final answer
    x = 8,070.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.