Home / 1,183.15-1,632.95-902.94

Finding the Fourth Proportional to 1,183.15, 1,632.95 and 902.94

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Solution

The fourth proportional to 1,183.15, 1,632.95 and 902.94 is: 1,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183.15 : 1,632.95 = 902.94 : x
  2. Step 2: Convert to fraction form
    1,183.15/1,632.95 = 902.94/x
  3. Step 3: Cross multiply
    1,183.15x = 1,632.95 × 902.94
  4. Step 4: Simplify right side
    1,183.15x = 1,474,455.87
  5. Step 5: Solve for x
    x = 1,474,455.87/1,183.15
  6. Step 6: Final answer
    x = 1,246.21

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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.