Home / 6,021.20-8,309.26-3,368.66

Finding the Fourth Proportional to 6,021.20, 8,309.26 and 3,368.66

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Solution

The fourth proportional to 6,021.20, 8,309.26 and 3,368.66 is: 4,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.20 : 8,309.26 = 3,368.66 : x
  2. Step 2: Convert to fraction form
    6,021.20/8,309.26 = 3,368.66/x
  3. Step 3: Cross multiply
    6,021.20x = 8,309.26 × 3,368.66
  4. Step 4: Simplify right side
    6,021.20x = 27,991,021.82
  5. Step 5: Solve for x
    x = 27,991,021.82/6,021.20
  6. Step 6: Final answer
    x = 4,648.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.