Home / 4,883.54-6,739.07-3,115.71

Finding the Fourth Proportional to 4,883.54, 6,739.07 and 3,115.71

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Solution

The fourth proportional to 4,883.54, 6,739.07 and 3,115.71 is: 4,299.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.54 : 6,739.07 = 3,115.71 : x
  2. Step 2: Convert to fraction form
    4,883.54/6,739.07 = 3,115.71/x
  3. Step 3: Cross multiply
    4,883.54x = 6,739.07 × 3,115.71
  4. Step 4: Simplify right side
    4,883.54x = 20,996,972.21
  5. Step 5: Solve for x
    x = 20,996,972.21/4,883.54
  6. Step 6: Final answer
    x = 4,299.54

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1.5x scale

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.