Home / 4,208.88-5,808.75-2,531.15

Finding the Fourth Proportional to 4,208.88, 5,808.75 and 2,531.15

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Solution

The fourth proportional to 4,208.88, 5,808.75 and 2,531.15 is: 3,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.88 : 5,808.75 = 2,531.15 : x
  2. Step 2: Convert to fraction form
    4,208.88/5,808.75 = 2,531.15/x
  3. Step 3: Cross multiply
    4,208.88x = 5,808.75 × 2,531.15
  4. Step 4: Simplify right side
    4,208.88x = 14,702,788.52
  5. Step 5: Solve for x
    x = 14,702,788.52/4,208.88
  6. Step 6: Final answer
    x = 3,493.28

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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.