Home / 4,076.64-5,625.88-2,308.50

Finding the Fourth Proportional to 4,076.64, 5,625.88 and 2,308.50

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Solution

The fourth proportional to 4,076.64, 5,625.88 and 2,308.50 is: 3,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.64 : 5,625.88 = 2,308.50 : x
  2. Step 2: Convert to fraction form
    4,076.64/5,625.88 = 2,308.50/x
  3. Step 3: Cross multiply
    4,076.64x = 5,625.88 × 2,308.50
  4. Step 4: Simplify right side
    4,076.64x = 12,987,343.98
  5. Step 5: Solve for x
    x = 12,987,343.98/4,076.64
  6. Step 6: Final answer
    x = 3,185.80

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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.