Home / 4,223.43-5,828.00-2,455.13

Finding the Fourth Proportional to 4,223.43, 5,828.00 and 2,455.13

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Solution

The fourth proportional to 4,223.43, 5,828.00 and 2,455.13 is: 3,387.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.43 : 5,828.00 = 2,455.13 : x
  2. Step 2: Convert to fraction form
    4,223.43/5,828.00 = 2,455.13/x
  3. Step 3: Cross multiply
    4,223.43x = 5,828.00 × 2,455.13
  4. Step 4: Simplify right side
    4,223.43x = 14,308,456.22
  5. Step 5: Solve for x
    x = 14,308,456.22/4,223.43
  6. Step 6: Final answer
    x = 3,387.88

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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.