Home / 3,288.74-4,538.54-1,796.72

Finding the Fourth Proportional to 3,288.74, 4,538.54 and 1,796.72

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Solution

The fourth proportional to 3,288.74, 4,538.54 and 1,796.72 is: 2,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.74 : 4,538.54 = 1,796.72 : x
  2. Step 2: Convert to fraction form
    3,288.74/4,538.54 = 1,796.72/x
  3. Step 3: Cross multiply
    3,288.74x = 4,538.54 × 1,796.72
  4. Step 4: Simplify right side
    3,288.74x = 8,154,467.39
  5. Step 5: Solve for x
    x = 8,154,467.39/3,288.74
  6. Step 6: Final answer
    x = 2,479.51

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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.