Home / 2,717.44-4,074.48-1,330.24

Finding the Fourth Proportional to 2,717.44, 4,074.48 and 1,330.24

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Solution

The fourth proportional to 2,717.44, 4,074.48 and 1,330.24 is: 1,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.44 : 4,074.48 = 1,330.24 : x
  2. Step 2: Convert to fraction form
    2,717.44/4,074.48 = 1,330.24/x
  3. Step 3: Cross multiply
    2,717.44x = 4,074.48 × 1,330.24
  4. Step 4: Simplify right side
    2,717.44x = 5,420,036.28
  5. Step 5: Solve for x
    x = 5,420,036.28/2,717.44
  6. Step 6: Final answer
    x = 1,994.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.