Home / 6,764.52-10,121.26-3,992.70

Finding the Fourth Proportional to 6,764.52, 10,121.26 and 3,992.70

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Solution

The fourth proportional to 6,764.52, 10,121.26 and 3,992.70 is: 5,973.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.52 : 10,121.26 = 3,992.70 : x
  2. Step 2: Convert to fraction form
    6,764.52/10,121.26 = 3,992.70/x
  3. Step 3: Cross multiply
    6,764.52x = 10,121.26 × 3,992.70
  4. Step 4: Simplify right side
    6,764.52x = 40,411,154.80
  5. Step 5: Solve for x
    x = 40,411,154.80/6,764.52
  6. Step 6: Final answer
    x = 5,973.99

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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.