Home / 6,021.43-8,309.80-3,368.78

Finding the Fourth Proportional to 6,021.43, 8,309.80 and 3,368.78

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Solution

The fourth proportional to 6,021.43, 8,309.80 and 3,368.78 is: 4,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.43 : 8,309.80 = 3,368.78 : x
  2. Step 2: Convert to fraction form
    6,021.43/8,309.80 = 3,368.78/x
  3. Step 3: Cross multiply
    6,021.43x = 8,309.80 × 3,368.78
  4. Step 4: Simplify right side
    6,021.43x = 27,993,874.92
  5. Step 5: Solve for x
    x = 27,993,874.92/6,021.43
  6. Step 6: Final answer
    x = 4,649.04

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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.