Home / 3,445.05-5,164.66-1,366.53

Finding the Fourth Proportional to 3,445.05, 5,164.66 and 1,366.53

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Solution

The fourth proportional to 3,445.05, 5,164.66 and 1,366.53 is: 2,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.05 : 5,164.66 = 1,366.53 : x
  2. Step 2: Convert to fraction form
    3,445.05/5,164.66 = 1,366.53/x
  3. Step 3: Cross multiply
    3,445.05x = 5,164.66 × 1,366.53
  4. Step 4: Simplify right side
    3,445.05x = 7,057,662.83
  5. Step 5: Solve for x
    x = 7,057,662.83/3,445.05
  6. Step 6: Final answer
    x = 2,048.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.