Home / 4,266.09-6,388.20-2,617.64

Finding the Fourth Proportional to 4,266.09, 6,388.20 and 2,617.64

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Solution

The fourth proportional to 4,266.09, 6,388.20 and 2,617.64 is: 3,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.09 : 6,388.20 = 2,617.64 : x
  2. Step 2: Convert to fraction form
    4,266.09/6,388.20 = 2,617.64/x
  3. Step 3: Cross multiply
    4,266.09x = 6,388.20 × 2,617.64
  4. Step 4: Simplify right side
    4,266.09x = 16,721,975.91
  5. Step 5: Solve for x
    x = 16,721,975.91/4,266.09
  6. Step 6: Final answer
    x = 3,919.74

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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.