Home / 4,076.20-5,625.46-2,308.07

Finding the Fourth Proportional to 4,076.20, 5,625.46 and 2,308.07

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Solution

The fourth proportional to 4,076.20, 5,625.46 and 2,308.07 is: 3,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.20 : 5,625.46 = 2,308.07 : x
  2. Step 2: Convert to fraction form
    4,076.20/5,625.46 = 2,308.07/x
  3. Step 3: Cross multiply
    4,076.20x = 5,625.46 × 2,308.07
  4. Step 4: Simplify right side
    4,076.20x = 12,983,927.33
  5. Step 5: Solve for x
    x = 12,983,927.33/4,076.20
  6. Step 6: Final answer
    x = 3,185.31

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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.