Home / 6,290.28-9,433.26-2,129.34

Finding the Fourth Proportional to 6,290.28, 9,433.26 and 2,129.34

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Solution

The fourth proportional to 6,290.28, 9,433.26 and 2,129.34 is: 3,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.28 : 9,433.26 = 2,129.34 : x
  2. Step 2: Convert to fraction form
    6,290.28/9,433.26 = 2,129.34/x
  3. Step 3: Cross multiply
    6,290.28x = 9,433.26 × 2,129.34
  4. Step 4: Simplify right side
    6,290.28x = 20,086,617.85
  5. Step 5: Solve for x
    x = 20,086,617.85/6,290.28
  6. Step 6: Final answer
    x = 3,193.28

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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.