Home / 6,839.50-10,260.24-2,157.92

Finding the Fourth Proportional to 6,839.50, 10,260.24 and 2,157.92

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Solution

The fourth proportional to 6,839.50, 10,260.24 and 2,157.92 is: 3,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.50 : 10,260.24 = 2,157.92 : x
  2. Step 2: Convert to fraction form
    6,839.50/10,260.24 = 2,157.92/x
  3. Step 3: Cross multiply
    6,839.50x = 10,260.24 × 2,157.92
  4. Step 4: Simplify right side
    6,839.50x = 22,140,777.10
  5. Step 5: Solve for x
    x = 22,140,777.10/6,839.50
  6. Step 6: Final answer
    x = 3,237.19

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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.