Home / 1,259.62-1,887.27-1,016.26

Finding the Fourth Proportional to 1,259.62, 1,887.27 and 1,016.26

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Solution

The fourth proportional to 1,259.62, 1,887.27 and 1,016.26 is: 1,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259.62 : 1,887.27 = 1,016.26 : x
  2. Step 2: Convert to fraction form
    1,259.62/1,887.27 = 1,016.26/x
  3. Step 3: Cross multiply
    1,259.62x = 1,887.27 × 1,016.26
  4. Step 4: Simplify right side
    1,259.62x = 1,917,957.01
  5. Step 5: Solve for x
    x = 1,917,957.01/1,259.62
  6. Step 6: Final answer
    x = 1,522.65

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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.