Home / 2,317.11-3,197.84-1,322.54

Finding the Fourth Proportional to 2,317.11, 3,197.84 and 1,322.54

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Solution

The fourth proportional to 2,317.11, 3,197.84 and 1,322.54 is: 1,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.11 : 3,197.84 = 1,322.54 : x
  2. Step 2: Convert to fraction form
    2,317.11/3,197.84 = 1,322.54/x
  3. Step 3: Cross multiply
    2,317.11x = 3,197.84 × 1,322.54
  4. Step 4: Simplify right side
    2,317.11x = 4,229,279.10
  5. Step 5: Solve for x
    x = 4,229,279.10/2,317.11
  6. Step 6: Final answer
    x = 1,825.24

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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.