Home / 6,021.35-8,309.47-3,369.39

Finding the Fourth Proportional to 6,021.35, 8,309.47 and 3,369.39

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Solution

The fourth proportional to 6,021.35, 8,309.47 and 3,369.39 is: 4,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.35 : 8,309.47 = 3,369.39 : x
  2. Step 2: Convert to fraction form
    6,021.35/8,309.47 = 3,369.39/x
  3. Step 3: Cross multiply
    6,021.35x = 8,309.47 × 3,369.39
  4. Step 4: Simplify right side
    6,021.35x = 27,997,811.86
  5. Step 5: Solve for x
    x = 27,997,811.86/6,021.35
  6. Step 6: Final answer
    x = 4,649.75

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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.