Home / 3,416.68-5,081.11-3,307.33

Finding the Fourth Proportional to 3,416.68, 5,081.11 and 3,307.33

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Solution

The fourth proportional to 3,416.68, 5,081.11 and 3,307.33 is: 4,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.68 : 5,081.11 = 3,307.33 : x
  2. Step 2: Convert to fraction form
    3,416.68/5,081.11 = 3,307.33/x
  3. Step 3: Cross multiply
    3,416.68x = 5,081.11 × 3,307.33
  4. Step 4: Simplify right side
    3,416.68x = 16,804,907.54
  5. Step 5: Solve for x
    x = 16,804,907.54/3,416.68
  6. Step 6: Final answer
    x = 4,918.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.