Home / 3,588-4,949.76-2,540.64

Finding the Fourth Proportional to 3,588, 4,949.76 and 2,540.64

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Solution

The fourth proportional to 3,588, 4,949.76 and 2,540.64 is: 3,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588 : 4,949.76 = 2,540.64 : x
  2. Step 2: Convert to fraction form
    3,588/4,949.76 = 2,540.64/x
  3. Step 3: Cross multiply
    3,588x = 4,949.76 × 2,540.64
  4. Step 4: Simplify right side
    3,588x = 12,575,558.25
  5. Step 5: Solve for x
    x = 12,575,558.25/3,588
  6. Step 6: Final answer
    x = 3,504.89

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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.