Home / 6,021.29-8,309.49-3,368.69

Finding the Fourth Proportional to 6,021.29, 8,309.49 and 3,368.69

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Solution

The fourth proportional to 6,021.29, 8,309.49 and 3,368.69 is: 4,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.29 : 8,309.49 = 3,368.69 : x
  2. Step 2: Convert to fraction form
    6,021.29/8,309.49 = 3,368.69/x
  3. Step 3: Cross multiply
    6,021.29x = 8,309.49 × 3,368.69
  4. Step 4: Simplify right side
    6,021.29x = 27,992,072.85
  5. Step 5: Solve for x
    x = 27,992,072.85/6,021.29
  6. Step 6: Final answer
    x = 4,648.85

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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.