Home / 2,317.19-3,197.69-1,269.26

Finding the Fourth Proportional to 2,317.19, 3,197.69 and 1,269.26

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Solution

The fourth proportional to 2,317.19, 3,197.69 and 1,269.26 is: 1,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.19 : 3,197.69 = 1,269.26 : x
  2. Step 2: Convert to fraction form
    2,317.19/3,197.69 = 1,269.26/x
  3. Step 3: Cross multiply
    2,317.19x = 3,197.69 × 1,269.26
  4. Step 4: Simplify right side
    2,317.19x = 4,058,677.67
  5. Step 5: Solve for x
    x = 4,058,677.67/2,317.19
  6. Step 6: Final answer
    x = 1,751.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.