Home / 9,183.19-12,673.86-5,151.13

Finding the Fourth Proportional to 9,183.19, 12,673.86 and 5,151.13

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Solution

The fourth proportional to 9,183.19, 12,673.86 and 5,151.13 is: 7,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.19 : 12,673.86 = 5,151.13 : x
  2. Step 2: Convert to fraction form
    9,183.19/12,673.86 = 5,151.13/x
  3. Step 3: Cross multiply
    9,183.19x = 12,673.86 × 5,151.13
  4. Step 4: Simplify right side
    9,183.19x = 65,284,664.38
  5. Step 5: Solve for x
    x = 65,284,664.38/9,183.19
  6. Step 6: Final answer
    x = 7,109.15

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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.