Home / 1,259.22-1,876.06-1,197.26

Finding the Fourth Proportional to 1,259.22, 1,876.06 and 1,197.26

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Solution

The fourth proportional to 1,259.22, 1,876.06 and 1,197.26 is: 1,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259.22 : 1,876.06 = 1,197.26 : x
  2. Step 2: Convert to fraction form
    1,259.22/1,876.06 = 1,197.26/x
  3. Step 3: Cross multiply
    1,259.22x = 1,876.06 × 1,197.26
  4. Step 4: Simplify right side
    1,259.22x = 2,246,131.60
  5. Step 5: Solve for x
    x = 2,246,131.60/1,259.22
  6. Step 6: Final answer
    x = 1,783.75

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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.