Home / 4,268.29-6,389.48-4,125.73

Finding the Fourth Proportional to 4,268.29, 6,389.48 and 4,125.73

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Solution

The fourth proportional to 4,268.29, 6,389.48 and 4,125.73 is: 6,176.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.29 : 6,389.48 = 4,125.73 : x
  2. Step 2: Convert to fraction form
    4,268.29/6,389.48 = 4,125.73/x
  3. Step 3: Cross multiply
    4,268.29x = 6,389.48 × 4,125.73
  4. Step 4: Simplify right side
    4,268.29x = 26,361,248.69
  5. Step 5: Solve for x
    x = 26,361,248.69/4,268.29
  6. Step 6: Final answer
    x = 6,176.07

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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.