Home / 6,122.56-8,449.14-3,328.06

Finding the Fourth Proportional to 6,122.56, 8,449.14 and 3,328.06

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Solution

The fourth proportional to 6,122.56, 8,449.14 and 3,328.06 is: 4,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.56 : 8,449.14 = 3,328.06 : x
  2. Step 2: Convert to fraction form
    6,122.56/8,449.14 = 3,328.06/x
  3. Step 3: Cross multiply
    6,122.56x = 8,449.14 × 3,328.06
  4. Step 4: Simplify right side
    6,122.56x = 28,119,244.87
  5. Step 5: Solve for x
    x = 28,119,244.87/6,122.56
  6. Step 6: Final answer
    x = 4,592.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.