Home / 2,317.27-3,197.87-1,322.62

Finding the Fourth Proportional to 2,317.27, 3,197.87 and 1,322.62

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Solution

The fourth proportional to 2,317.27, 3,197.87 and 1,322.62 is: 1,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.27 : 3,197.87 = 1,322.62 : x
  2. Step 2: Convert to fraction form
    2,317.27/3,197.87 = 1,322.62/x
  3. Step 3: Cross multiply
    2,317.27x = 3,197.87 × 1,322.62
  4. Step 4: Simplify right side
    2,317.27x = 4,229,566.82
  5. Step 5: Solve for x
    x = 4,229,566.82/2,317.27
  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.