Home / 2,369.11-3,269.46-1,321.24

Finding the Fourth Proportional to 2,369.11, 3,269.46 and 1,321.24

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Solution

The fourth proportional to 2,369.11, 3,269.46 and 1,321.24 is: 1,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.11 : 3,269.46 = 1,321.24 : x
  2. Step 2: Convert to fraction form
    2,369.11/3,269.46 = 1,321.24/x
  3. Step 3: Cross multiply
    2,369.11x = 3,269.46 × 1,321.24
  4. Step 4: Simplify right side
    2,369.11x = 4,319,741.33
  5. Step 5: Solve for x
    x = 4,319,741.33/2,369.11
  6. Step 6: Final answer
    x = 1,823.36

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1.5x scale

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.