Home / 4,479.36-6,717.64-3,101.56

Finding the Fourth Proportional to 4,479.36, 6,717.64 and 3,101.56

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Solution

The fourth proportional to 4,479.36, 6,717.64 and 3,101.56 is: 4,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.36 : 6,717.64 = 3,101.56 : x
  2. Step 2: Convert to fraction form
    4,479.36/6,717.64 = 3,101.56/x
  3. Step 3: Cross multiply
    4,479.36x = 6,717.64 × 3,101.56
  4. Step 4: Simplify right side
    4,479.36x = 20,835,163.52
  5. Step 5: Solve for x
    x = 20,835,163.52/4,479.36
  6. Step 6: Final answer
    x = 4,651.37

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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.