Home / 2,317.21-3,197.27-1,322.33

Finding the Fourth Proportional to 2,317.21, 3,197.27 and 1,322.33

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Solution

The fourth proportional to 2,317.21, 3,197.27 and 1,322.33 is: 1,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.21 : 3,197.27 = 1,322.33 : x
  2. Step 2: Convert to fraction form
    2,317.21/3,197.27 = 1,322.33/x
  3. Step 3: Cross multiply
    2,317.21x = 3,197.27 × 1,322.33
  4. Step 4: Simplify right side
    2,317.21x = 4,227,833.36
  5. Step 5: Solve for x
    x = 4,227,833.36/2,317.21
  6. Step 6: Final answer
    x = 1,824.54

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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.