Home / 6,021.21-8,309.68-3,368.87

Finding the Fourth Proportional to 6,021.21, 8,309.68 and 3,368.87

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Solution

The fourth proportional to 6,021.21, 8,309.68 and 3,368.87 is: 4,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.21 : 8,309.68 = 3,368.87 : x
  2. Step 2: Convert to fraction form
    6,021.21/8,309.68 = 3,368.87/x
  3. Step 3: Cross multiply
    6,021.21x = 8,309.68 × 3,368.87
  4. Step 4: Simplify right side
    6,021.21x = 27,994,181.69
  5. Step 5: Solve for x
    x = 27,994,181.69/6,021.21
  6. Step 6: Final answer
    x = 4,649.26

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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.