Home / 6,107.94-8,428.96-3,313.44

Finding the Fourth Proportional to 6,107.94, 8,428.96 and 3,313.44

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Solution

The fourth proportional to 6,107.94, 8,428.96 and 3,313.44 is: 4,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.94 : 8,428.96 = 3,313.44 : x
  2. Step 2: Convert to fraction form
    6,107.94/8,428.96 = 3,313.44/x
  3. Step 3: Cross multiply
    6,107.94x = 8,428.96 × 3,313.44
  4. Step 4: Simplify right side
    6,107.94x = 27,928,853.22
  5. Step 5: Solve for x
    x = 27,928,853.22/6,107.94
  6. Step 6: Final answer
    x = 4,572.55

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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.