Home / 1,903.78-2,848.91-1,163.16

Finding the Fourth Proportional to 1,903.78, 2,848.91 and 1,163.16

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Solution

The fourth proportional to 1,903.78, 2,848.91 and 1,163.16 is: 1,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.78 : 2,848.91 = 1,163.16 : x
  2. Step 2: Convert to fraction form
    1,903.78/2,848.91 = 1,163.16/x
  3. Step 3: Cross multiply
    1,903.78x = 2,848.91 × 1,163.16
  4. Step 4: Simplify right side
    1,903.78x = 3,313,742.37
  5. Step 5: Solve for x
    x = 3,313,742.37/1,903.78
  6. Step 6: Final answer
    x = 1,740.61

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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.