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Finding the Fourth Proportional to 3,396.51, 4,679.08 and 2,795.08

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Solution

The fourth proportional to 3,396.51, 4,679.08 and 2,795.08 is: 3,850.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.51 : 4,679.08 = 2,795.08 : x
  2. Step 2: Convert to fraction form
    3,396.51/4,679.08 = 2,795.08/x
  3. Step 3: Cross multiply
    3,396.51x = 4,679.08 × 2,795.08
  4. Step 4: Simplify right side
    3,396.51x = 13,078,402.93
  5. Step 5: Solve for x
    x = 13,078,402.93/3,396.51
  6. Step 6: Final answer
    x = 3,850.54

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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.