Home / 4,715.68-7,074.61-1,383.79

Finding the Fourth Proportional to 4,715.68, 7,074.61 and 1,383.79

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Solution

The fourth proportional to 4,715.68, 7,074.61 and 1,383.79 is: 2,076.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.68 : 7,074.61 = 1,383.79 : x
  2. Step 2: Convert to fraction form
    4,715.68/7,074.61 = 1,383.79/x
  3. Step 3: Cross multiply
    4,715.68x = 7,074.61 × 1,383.79
  4. Step 4: Simplify right side
    4,715.68x = 9,789,785.14
  5. Step 5: Solve for x
    x = 9,789,785.14/4,715.68
  6. Step 6: Final answer
    x = 2,076.01

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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.