Home / 6,021.30-8,309.87-3,368.57

Finding the Fourth Proportional to 6,021.30, 8,309.87 and 3,368.57

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Solution

The fourth proportional to 6,021.30, 8,309.87 and 3,368.57 is: 4,648.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.30 : 8,309.87 = 3,368.57 : x
  2. Step 2: Convert to fraction form
    6,021.30/8,309.87 = 3,368.57/x
  3. Step 3: Cross multiply
    6,021.30x = 8,309.87 × 3,368.57
  4. Step 4: Simplify right side
    6,021.30x = 27,992,320.39
  5. Step 5: Solve for x
    x = 27,992,320.39/6,021.30
  6. Step 6: Final answer
    x = 4,648.88

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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.