Home / 2,183.04-3,266.88-1,319.04

Finding the Fourth Proportional to 2,183.04, 3,266.88 and 1,319.04

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Solution

The fourth proportional to 2,183.04, 3,266.88 and 1,319.04 is: 1,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.04 : 3,266.88 = 1,319.04 : x
  2. Step 2: Convert to fraction form
    2,183.04/3,266.88 = 1,319.04/x
  3. Step 3: Cross multiply
    2,183.04x = 3,266.88 × 1,319.04
  4. Step 4: Simplify right side
    2,183.04x = 4,309,145.40
  5. Step 5: Solve for x
    x = 4,309,145.40/2,183.04
  6. Step 6: Final answer
    x = 1,973.92

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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.