Home / 6,021.57-8,309.78-3,369.03

Finding the Fourth Proportional to 6,021.57, 8,309.78 and 3,369.03

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Solution

The fourth proportional to 6,021.57, 8,309.78 and 3,369.03 is: 4,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.57 : 8,309.78 = 3,369.03 : x
  2. Step 2: Convert to fraction form
    6,021.57/8,309.78 = 3,369.03/x
  3. Step 3: Cross multiply
    6,021.57x = 8,309.78 × 3,369.03
  4. Step 4: Simplify right side
    6,021.57x = 27,995,881.27
  5. Step 5: Solve for x
    x = 27,995,881.27/6,021.57
  6. Step 6: Final answer
    x = 4,649.27

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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.