Home / 4,852.32-7,282.08-2,078.88

Finding the Fourth Proportional to 4,852.32, 7,282.08 and 2,078.88

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Solution

The fourth proportional to 4,852.32, 7,282.08 and 2,078.88 is: 3,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852.32 : 7,282.08 = 2,078.88 : x
  2. Step 2: Convert to fraction form
    4,852.32/7,282.08 = 2,078.88/x
  3. Step 3: Cross multiply
    4,852.32x = 7,282.08 × 2,078.88
  4. Step 4: Simplify right side
    4,852.32x = 15,138,570.47
  5. Step 5: Solve for x
    x = 15,138,570.47/4,852.32
  6. Step 6: Final answer
    x = 3,119.86

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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.