Home / 6,021.55-8,309.76-3,368.90

Finding the Fourth Proportional to 6,021.55, 8,309.76 and 3,368.90

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Solution

The fourth proportional to 6,021.55, 8,309.76 and 3,368.90 is: 4,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.55 : 8,309.76 = 3,368.90 : x
  2. Step 2: Convert to fraction form
    6,021.55/8,309.76 = 3,368.90/x
  3. Step 3: Cross multiply
    6,021.55x = 8,309.76 × 3,368.90
  4. Step 4: Simplify right side
    6,021.55x = 27,994,708.92
  5. Step 5: Solve for x
    x = 27,994,708.92/6,021.55
  6. Step 6: Final answer
    x = 4,649.09

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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.