Home / 6,764.70-10,143.38-2,378.84

Finding the Fourth Proportional to 6,764.70, 10,143.38 and 2,378.84

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Solution

The fourth proportional to 6,764.70, 10,143.38 and 2,378.84 is: 3,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.70 : 10,143.38 = 2,378.84 : x
  2. Step 2: Convert to fraction form
    6,764.70/10,143.38 = 2,378.84/x
  3. Step 3: Cross multiply
    6,764.70x = 10,143.38 × 2,378.84
  4. Step 4: Simplify right side
    6,764.70x = 24,129,478.08
  5. Step 5: Solve for x
    x = 24,129,478.08/6,764.70
  6. Step 6: Final answer
    x = 3,566.97

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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.