Home / 2,292.50-3,163.66-1,408.86

Finding the Fourth Proportional to 2,292.50, 3,163.66 and 1,408.86

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Solution

The fourth proportional to 2,292.50, 3,163.66 and 1,408.86 is: 1,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.50 : 3,163.66 = 1,408.86 : x
  2. Step 2: Convert to fraction form
    2,292.50/3,163.66 = 1,408.86/x
  3. Step 3: Cross multiply
    2,292.50x = 3,163.66 × 1,408.86
  4. Step 4: Simplify right side
    2,292.50x = 4,457,150.51
  5. Step 5: Solve for x
    x = 4,457,150.51/2,292.50
  6. Step 6: Final answer
    x = 1,944.23

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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.