Home / 3,684.08-5,081.10-2,605.44

Finding the Fourth Proportional to 3,684.08, 5,081.10 and 2,605.44

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Solution

The fourth proportional to 3,684.08, 5,081.10 and 2,605.44 is: 3,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.08 : 5,081.10 = 2,605.44 : x
  2. Step 2: Convert to fraction form
    3,684.08/5,081.10 = 2,605.44/x
  3. Step 3: Cross multiply
    3,684.08x = 5,081.10 × 2,605.44
  4. Step 4: Simplify right side
    3,684.08x = 13,238,501.18
  5. Step 5: Solve for x
    x = 13,238,501.18/3,684.08
  6. Step 6: Final answer
    x = 3,593.43

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1.5x scale

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.