Home / 1,564.26-2,168.55-1,481.03

Finding the Fourth Proportional to 1,564.26, 2,168.55 and 1,481.03

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Solution

The fourth proportional to 1,564.26, 2,168.55 and 1,481.03 is: 2,053.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.26 : 2,168.55 = 1,481.03 : x
  2. Step 2: Convert to fraction form
    1,564.26/2,168.55 = 1,481.03/x
  3. Step 3: Cross multiply
    1,564.26x = 2,168.55 × 1,481.03
  4. Step 4: Simplify right side
    1,564.26x = 3,211,684.90
  5. Step 5: Solve for x
    x = 3,211,684.90/1,564.26
  6. Step 6: Final answer
    x = 2,053.17

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.