Home / 5,256.44-7,873.35-2,478.95

Finding the Fourth Proportional to 5,256.44, 7,873.35 and 2,478.95

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Solution

The fourth proportional to 5,256.44, 7,873.35 and 2,478.95 is: 3,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.44 : 7,873.35 = 2,478.95 : x
  2. Step 2: Convert to fraction form
    5,256.44/7,873.35 = 2,478.95/x
  3. Step 3: Cross multiply
    5,256.44x = 7,873.35 × 2,478.95
  4. Step 4: Simplify right side
    5,256.44x = 19,517,640.98
  5. Step 5: Solve for x
    x = 19,517,640.98/5,256.44
  6. Step 6: Final answer
    x = 3,713.09

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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.