Home / 4,785.37-7,178.06-2,607.94

Finding the Fourth Proportional to 4,785.37, 7,178.06 and 2,607.94

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Solution

The fourth proportional to 4,785.37, 7,178.06 and 2,607.94 is: 3,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.37 : 7,178.06 = 2,607.94 : x
  2. Step 2: Convert to fraction form
    4,785.37/7,178.06 = 2,607.94/x
  3. Step 3: Cross multiply
    4,785.37x = 7,178.06 × 2,607.94
  4. Step 4: Simplify right side
    4,785.37x = 18,719,949.80
  5. Step 5: Solve for x
    x = 18,719,949.80/4,785.37
  6. Step 6: Final answer
    x = 3,911.91

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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.