Home / 3,858.99-5,785.25-2,622.93

Finding the Fourth Proportional to 3,858.99, 5,785.25 and 2,622.93

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Solution

The fourth proportional to 3,858.99, 5,785.25 and 2,622.93 is: 3,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.99 : 5,785.25 = 2,622.93 : x
  2. Step 2: Convert to fraction form
    3,858.99/5,785.25 = 2,622.93/x
  3. Step 3: Cross multiply
    3,858.99x = 5,785.25 × 2,622.93
  4. Step 4: Simplify right side
    3,858.99x = 15,174,292.67
  5. Step 5: Solve for x
    x = 15,174,292.67/3,858.99
  6. Step 6: Final answer
    x = 3,932.19

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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.