Home / 1,924.82-2,656.32-1,179.12

Finding the Fourth Proportional to 1,924.82, 2,656.32 and 1,179.12

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Solution

The fourth proportional to 1,924.82, 2,656.32 and 1,179.12 is: 1,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.82 : 2,656.32 = 1,179.12 : x
  2. Step 2: Convert to fraction form
    1,924.82/2,656.32 = 1,179.12/x
  3. Step 3: Cross multiply
    1,924.82x = 2,656.32 × 1,179.12
  4. Step 4: Simplify right side
    1,924.82x = 3,132,120.04
  5. Step 5: Solve for x
    x = 3,132,120.04/1,924.82
  6. Step 6: Final answer
    x = 1,627.23

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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.