Home / 4,223.88-5,828.85-2,455.83

Finding the Fourth Proportional to 4,223.88, 5,828.85 and 2,455.83

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Solution

The fourth proportional to 4,223.88, 5,828.85 and 2,455.83 is: 3,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.88 : 5,828.85 = 2,455.83 : x
  2. Step 2: Convert to fraction form
    4,223.88/5,828.85 = 2,455.83/x
  3. Step 3: Cross multiply
    4,223.88x = 5,828.85 × 2,455.83
  4. Step 4: Simplify right side
    4,223.88x = 14,314,664.70
  5. Step 5: Solve for x
    x = 14,314,664.70/4,223.88
  6. Step 6: Final answer
    x = 3,388.98

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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.