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Finding the Fourth Proportional to 4,268.99, 6,393.08 and 2,949.23

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Solution

The fourth proportional to 4,268.99, 6,393.08 and 2,949.23 is: 4,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.99 : 6,393.08 = 2,949.23 : x
  2. Step 2: Convert to fraction form
    4,268.99/6,393.08 = 2,949.23/x
  3. Step 3: Cross multiply
    4,268.99x = 6,393.08 × 2,949.23
  4. Step 4: Simplify right side
    4,268.99x = 18,854,634.13
  5. Step 5: Solve for x
    x = 18,854,634.13/4,268.99
  6. Step 6: Final answer
    x = 4,416.65

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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.