Home / 3,684.89-5,085.08-2,006.32

Finding the Fourth Proportional to 3,684.89, 5,085.08 and 2,006.32

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Solution

The fourth proportional to 3,684.89, 5,085.08 and 2,006.32 is: 2,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.89 : 5,085.08 = 2,006.32 : x
  2. Step 2: Convert to fraction form
    3,684.89/5,085.08 = 2,006.32/x
  3. Step 3: Cross multiply
    3,684.89x = 5,085.08 × 2,006.32
  4. Step 4: Simplify right side
    3,684.89x = 10,202,292.02
  5. Step 5: Solve for x
    x = 10,202,292.02/3,684.89
  6. Step 6: Final answer
    x = 2,768.68

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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.