Home / 8,960.93-12,362.54-5,183.40

Finding the Fourth Proportional to 8,960.93, 12,362.54 and 5,183.40

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Solution

The fourth proportional to 8,960.93, 12,362.54 and 5,183.40 is: 7,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.93 : 12,362.54 = 5,183.40 : x
  2. Step 2: Convert to fraction form
    8,960.93/12,362.54 = 5,183.40/x
  3. Step 3: Cross multiply
    8,960.93x = 12,362.54 × 5,183.40
  4. Step 4: Simplify right side
    8,960.93x = 64,079,917.56
  5. Step 5: Solve for x
    x = 64,079,917.56/8,960.93
  6. Step 6: Final answer
    x = 7,151.03

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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.