Home / 4,223.60-5,828.94-2,455.18

Finding the Fourth Proportional to 4,223.60, 5,828.94 and 2,455.18

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Solution

The fourth proportional to 4,223.60, 5,828.94 and 2,455.18 is: 3,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.60 : 5,828.94 = 2,455.18 : x
  2. Step 2: Convert to fraction form
    4,223.60/5,828.94 = 2,455.18/x
  3. Step 3: Cross multiply
    4,223.60x = 5,828.94 × 2,455.18
  4. Step 4: Simplify right side
    4,223.60x = 14,311,067.76
  5. Step 5: Solve for x
    x = 14,311,067.76/4,223.60
  6. Step 6: Final answer
    x = 3,388.36

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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.