Home / 6,104.25-8,423.87-3,309.75

Finding the Fourth Proportional to 6,104.25, 8,423.87 and 3,309.75

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Solution

The fourth proportional to 6,104.25, 8,423.87 and 3,309.75 is: 4,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.25 : 8,423.87 = 3,309.75 : x
  2. Step 2: Convert to fraction form
    6,104.25/8,423.87 = 3,309.75/x
  3. Step 3: Cross multiply
    6,104.25x = 8,423.87 × 3,309.75
  4. Step 4: Simplify right side
    6,104.25x = 27,880,887.18
  5. Step 5: Solve for x
    x = 27,880,887.18/6,104.25
  6. Step 6: Final answer
    x = 4,567.46

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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.