Home / 4,955.52-6,840-3,067.68

Finding the Fourth Proportional to 4,955.52, 6,840 and 3,067.68

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Solution

The fourth proportional to 4,955.52, 6,840 and 3,067.68 is: 4,234.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.52 : 6,840 = 3,067.68 : x
  2. Step 2: Convert to fraction form
    4,955.52/6,840 = 3,067.68/x
  3. Step 3: Cross multiply
    4,955.52x = 6,840 × 3,067.68
  4. Step 4: Simplify right side
    4,955.52x = 20,982,931.20
  5. Step 5: Solve for x
    x = 20,982,931.20/4,955.52
  6. Step 6: Final answer
    x = 4,234.25

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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.