Home / 6,289.33-9,433.25-2,129.33

Finding the Fourth Proportional to 6,289.33, 9,433.25 and 2,129.33

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Solution

The fourth proportional to 6,289.33, 9,433.25 and 2,129.33 is: 3,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.33 : 9,433.25 = 2,129.33 : x
  2. Step 2: Convert to fraction form
    6,289.33/9,433.25 = 2,129.33/x
  3. Step 3: Cross multiply
    6,289.33x = 9,433.25 × 2,129.33
  4. Step 4: Simplify right side
    6,289.33x = 20,086,502.22
  5. Step 5: Solve for x
    x = 20,086,502.22/6,289.33
  6. Step 6: Final answer
    x = 3,193.74

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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.