Home / 5,246.78-7,877.19-3,367.58

Finding the Fourth Proportional to 5,246.78, 7,877.19 and 3,367.58

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Solution

The fourth proportional to 5,246.78, 7,877.19 and 3,367.58 is: 5,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.78 : 7,877.19 = 3,367.58 : x
  2. Step 2: Convert to fraction form
    5,246.78/7,877.19 = 3,367.58/x
  3. Step 3: Cross multiply
    5,246.78x = 7,877.19 × 3,367.58
  4. Step 4: Simplify right side
    5,246.78x = 26,527,067.50
  5. Step 5: Solve for x
    x = 26,527,067.50/5,246.78
  6. Step 6: Final answer
    x = 5,055.88

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1.5x scale

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.