Home / 4,223.12-5,828.27-2,455.29

Finding the Fourth Proportional to 4,223.12, 5,828.27 and 2,455.29

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Solution

The fourth proportional to 4,223.12, 5,828.27 and 2,455.29 is: 3,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.12 : 5,828.27 = 2,455.29 : x
  2. Step 2: Convert to fraction form
    4,223.12/5,828.27 = 2,455.29/x
  3. Step 3: Cross multiply
    4,223.12x = 5,828.27 × 2,455.29
  4. Step 4: Simplify right side
    4,223.12x = 14,310,080.77
  5. Step 5: Solve for x
    x = 14,310,080.77/4,223.12
  6. Step 6: Final answer
    x = 3,388.51

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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.