Home / 2,478.44-3,716.04-1,383.32

Finding the Fourth Proportional to 2,478.44, 3,716.04 and 1,383.32

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Solution

The fourth proportional to 2,478.44, 3,716.04 and 1,383.32 is: 2,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478.44 : 3,716.04 = 1,383.32 : x
  2. Step 2: Convert to fraction form
    2,478.44/3,716.04 = 1,383.32/x
  3. Step 3: Cross multiply
    2,478.44x = 3,716.04 × 1,383.32
  4. Step 4: Simplify right side
    2,478.44x = 5,140,472.45
  5. Step 5: Solve for x
    x = 5,140,472.45/2,478.44
  6. Step 6: Final answer
    x = 2,074.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.