Home / 6,215.54-8,577.32-3,382.85

Finding the Fourth Proportional to 6,215.54, 8,577.32 and 3,382.85

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Solution

The fourth proportional to 6,215.54, 8,577.32 and 3,382.85 is: 4,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.54 : 8,577.32 = 3,382.85 : x
  2. Step 2: Convert to fraction form
    6,215.54/8,577.32 = 3,382.85/x
  3. Step 3: Cross multiply
    6,215.54x = 8,577.32 × 3,382.85
  4. Step 4: Simplify right side
    6,215.54x = 29,015,727.16
  5. Step 5: Solve for x
    x = 29,015,727.16/6,215.54
  6. Step 6: Final answer
    x = 4,668.25

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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.