Home / 3,669.98-5,503.43-2,281.23

Finding the Fourth Proportional to 3,669.98, 5,503.43 and 2,281.23

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Solution

The fourth proportional to 3,669.98, 5,503.43 and 2,281.23 is: 3,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.98 : 5,503.43 = 2,281.23 : x
  2. Step 2: Convert to fraction form
    3,669.98/5,503.43 = 2,281.23/x
  3. Step 3: Cross multiply
    3,669.98x = 5,503.43 × 2,281.23
  4. Step 4: Simplify right side
    3,669.98x = 12,554,578.21
  5. Step 5: Solve for x
    x = 12,554,578.21/3,669.98
  6. Step 6: Final answer
    x = 3,420.89

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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.