Home / 2,377.60-3,558.30-2,183.20

Finding the Fourth Proportional to 2,377.60, 3,558.30 and 2,183.20

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Solution

The fourth proportional to 2,377.60, 3,558.30 and 2,183.20 is: 3,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.60 : 3,558.30 = 2,183.20 : x
  2. Step 2: Convert to fraction form
    2,377.60/3,558.30 = 2,183.20/x
  3. Step 3: Cross multiply
    2,377.60x = 3,558.30 × 2,183.20
  4. Step 4: Simplify right side
    2,377.60x = 7,768,480.56
  5. Step 5: Solve for x
    x = 7,768,480.56/2,377.60
  6. Step 6: Final answer
    x = 3,267.36

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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.