Home / 1,232.45-1,846.85-1,201.89

Finding the Fourth Proportional to 1,232.45, 1,846.85 and 1,201.89

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Solution

The fourth proportional to 1,232.45, 1,846.85 and 1,201.89 is: 1,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.45 : 1,846.85 = 1,201.89 : x
  2. Step 2: Convert to fraction form
    1,232.45/1,846.85 = 1,201.89/x
  3. Step 3: Cross multiply
    1,232.45x = 1,846.85 × 1,201.89
  4. Step 4: Simplify right side
    1,232.45x = 2,219,707.83
  5. Step 5: Solve for x
    x = 2,219,707.83/1,232.45
  6. Step 6: Final answer
    x = 1,801.05

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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.