Home / 5,183.99-7,155.23-2,946.59

Finding the Fourth Proportional to 5,183.99, 7,155.23 and 2,946.59

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Solution

The fourth proportional to 5,183.99, 7,155.23 and 2,946.59 is: 4,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.99 : 7,155.23 = 2,946.59 : x
  2. Step 2: Convert to fraction form
    5,183.99/7,155.23 = 2,946.59/x
  3. Step 3: Cross multiply
    5,183.99x = 7,155.23 × 2,946.59
  4. Step 4: Simplify right side
    5,183.99x = 21,083,529.17
  5. Step 5: Solve for x
    x = 21,083,529.17/5,183.99
  6. Step 6: Final answer
    x = 4,067.05

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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.