Home / 4,288.54-5,917.21-2,715.73

Finding the Fourth Proportional to 4,288.54, 5,917.21 and 2,715.73

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Solution

The fourth proportional to 4,288.54, 5,917.21 and 2,715.73 is: 3,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.54 : 5,917.21 = 2,715.73 : x
  2. Step 2: Convert to fraction form
    4,288.54/5,917.21 = 2,715.73/x
  3. Step 3: Cross multiply
    4,288.54x = 5,917.21 × 2,715.73
  4. Step 4: Simplify right side
    4,288.54x = 16,069,544.71
  5. Step 5: Solve for x
    x = 16,069,544.71/4,288.54
  6. Step 6: Final answer
    x = 3,747.09

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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.