Home / 6,108.25-8,429.43-3,313.75

Finding the Fourth Proportional to 6,108.25, 8,429.43 and 3,313.75

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Solution

The fourth proportional to 6,108.25, 8,429.43 and 3,313.75 is: 4,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.25 : 8,429.43 = 3,313.75 : x
  2. Step 2: Convert to fraction form
    6,108.25/8,429.43 = 3,313.75/x
  3. Step 3: Cross multiply
    6,108.25x = 8,429.43 × 3,313.75
  4. Step 4: Simplify right side
    6,108.25x = 27,933,023.66
  5. Step 5: Solve for x
    x = 27,933,023.66/6,108.25
  6. Step 6: Final answer
    x = 4,573.00

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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.