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Finding the Fourth Proportional to 3,470.44, 5,161.08 and 3,361.08

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Solution

The fourth proportional to 3,470.44, 5,161.08 and 3,361.08 is: 4,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.44 : 5,161.08 = 3,361.08 : x
  2. Step 2: Convert to fraction form
    3,470.44/5,161.08 = 3,361.08/x
  3. Step 3: Cross multiply
    3,470.44x = 5,161.08 × 3,361.08
  4. Step 4: Simplify right side
    3,470.44x = 17,346,802.77
  5. Step 5: Solve for x
    x = 17,346,802.77/3,470.44
  6. Step 6: Final answer
    x = 4,998.44

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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.