Home / 3,116.46-4,305.88-2,458.32

Finding the Fourth Proportional to 3,116.46, 4,305.88 and 2,458.32

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Solution

The fourth proportional to 3,116.46, 4,305.88 and 2,458.32 is: 3,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.46 : 4,305.88 = 2,458.32 : x
  2. Step 2: Convert to fraction form
    3,116.46/4,305.88 = 2,458.32/x
  3. Step 3: Cross multiply
    3,116.46x = 4,305.88 × 2,458.32
  4. Step 4: Simplify right side
    3,116.46x = 10,585,230.92
  5. Step 5: Solve for x
    x = 10,585,230.92/3,116.46
  6. Step 6: Final answer
    x = 3,396.56

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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.