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Finding the Fourth Proportional to 3,684.75, 5,552.54 and 3,338.07

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Solution

The fourth proportional to 3,684.75, 5,552.54 and 3,338.07 is: 5,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.75 : 5,552.54 = 3,338.07 : x
  2. Step 2: Convert to fraction form
    3,684.75/5,552.54 = 3,338.07/x
  3. Step 3: Cross multiply
    3,684.75x = 5,552.54 × 3,338.07
  4. Step 4: Simplify right side
    3,684.75x = 18,534,750.51
  5. Step 5: Solve for x
    x = 18,534,750.51/3,684.75
  6. Step 6: Final answer
    x = 5,030.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.