Home / 2,317.24-3,198.36-1,943.64

Finding the Fourth Proportional to 2,317.24, 3,198.36 and 1,943.64

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Solution

The fourth proportional to 2,317.24, 3,198.36 and 1,943.64 is: 2,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.24 : 3,198.36 = 1,943.64 : x
  2. Step 2: Convert to fraction form
    2,317.24/3,198.36 = 1,943.64/x
  3. Step 3: Cross multiply
    2,317.24x = 3,198.36 × 1,943.64
  4. Step 4: Simplify right side
    2,317.24x = 6,216,460.43
  5. Step 5: Solve for x
    x = 6,216,460.43/2,317.24
  6. Step 6: Final answer
    x = 2,682.70

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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.