Home / 6,122.53-8,449.10-3,328.03

Finding the Fourth Proportional to 6,122.53, 8,449.10 and 3,328.03

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Solution

The fourth proportional to 6,122.53, 8,449.10 and 3,328.03 is: 4,592.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.53 : 8,449.10 = 3,328.03 : x
  2. Step 2: Convert to fraction form
    6,122.53/8,449.10 = 3,328.03/x
  3. Step 3: Cross multiply
    6,122.53x = 8,449.10 × 3,328.03
  4. Step 4: Simplify right side
    6,122.53x = 28,118,864.67
  5. Step 5: Solve for x
    x = 28,118,864.67/6,122.53
  6. Step 6: Final answer
    x = 4,592.69

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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.