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Finding the Fourth Proportional to 4,810.88, 7,207.80 and 2,208.34

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Solution

The fourth proportional to 4,810.88, 7,207.80 and 2,208.34 is: 3,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.88 : 7,207.80 = 2,208.34 : x
  2. Step 2: Convert to fraction form
    4,810.88/7,207.80 = 2,208.34/x
  3. Step 3: Cross multiply
    4,810.88x = 7,207.80 × 2,208.34
  4. Step 4: Simplify right side
    4,810.88x = 15,917,273.05
  5. Step 5: Solve for x
    x = 15,917,273.05/4,810.88
  6. Step 6: Final answer
    x = 3,308.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.