Home / 9,183.48-13,775.78-3,340.12

Finding the Fourth Proportional to 9,183.48, 13,775.78 and 3,340.12

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Solution

The fourth proportional to 9,183.48, 13,775.78 and 3,340.12 is: 5,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.48 : 13,775.78 = 3,340.12 : x
  2. Step 2: Convert to fraction form
    9,183.48/13,775.78 = 3,340.12/x
  3. Step 3: Cross multiply
    9,183.48x = 13,775.78 × 3,340.12
  4. Step 4: Simplify right side
    9,183.48x = 46,012,758.29
  5. Step 5: Solve for x
    x = 46,012,758.29/9,183.48
  6. Step 6: Final answer
    x = 5,010.38

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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.