Home / 6,821.06-10,231.38-2,438.15

Finding the Fourth Proportional to 6,821.06, 10,231.38 and 2,438.15

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Solution

The fourth proportional to 6,821.06, 10,231.38 and 2,438.15 is: 3,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.06 : 10,231.38 = 2,438.15 : x
  2. Step 2: Convert to fraction form
    6,821.06/10,231.38 = 2,438.15/x
  3. Step 3: Cross multiply
    6,821.06x = 10,231.38 × 2,438.15
  4. Step 4: Simplify right side
    6,821.06x = 24,945,587.99
  5. Step 5: Solve for x
    x = 24,945,587.99/6,821.06
  6. Step 6: Final answer
    x = 3,657.15

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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.