Home / 9,183.85-12,673.81-4,992.10

Finding the Fourth Proportional to 9,183.85, 12,673.81 and 4,992.10

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Solution

The fourth proportional to 9,183.85, 12,673.81 and 4,992.10 is: 6,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.85 : 12,673.81 = 4,992.10 : x
  2. Step 2: Convert to fraction form
    9,183.85/12,673.81 = 4,992.10/x
  3. Step 3: Cross multiply
    9,183.85x = 12,673.81 × 4,992.10
  4. Step 4: Simplify right side
    9,183.85x = 63,268,882.74
  5. Step 5: Solve for x
    x = 63,268,882.74/9,183.85
  6. Step 6: Final answer
    x = 6,889.15

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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.