Home / 3,119.04-4,679.44-1,144.48

Finding the Fourth Proportional to 3,119.04, 4,679.44 and 1,144.48

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Solution

The fourth proportional to 3,119.04, 4,679.44 and 1,144.48 is: 1,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.04 : 4,679.44 = 1,144.48 : x
  2. Step 2: Convert to fraction form
    3,119.04/4,679.44 = 1,144.48/x
  3. Step 3: Cross multiply
    3,119.04x = 4,679.44 × 1,144.48
  4. Step 4: Simplify right side
    3,119.04x = 5,355,525.49
  5. Step 5: Solve for x
    x = 5,355,525.49/3,119.04
  6. Step 6: Final answer
    x = 1,717.04

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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.