Home / 3,201.12-4,801.41-1,009.89

Finding the Fourth Proportional to 3,201.12, 4,801.41 and 1,009.89

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Solution

The fourth proportional to 3,201.12, 4,801.41 and 1,009.89 is: 1,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.12 : 4,801.41 = 1,009.89 : x
  2. Step 2: Convert to fraction form
    3,201.12/4,801.41 = 1,009.89/x
  3. Step 3: Cross multiply
    3,201.12x = 4,801.41 × 1,009.89
  4. Step 4: Simplify right side
    3,201.12x = 4,848,895.94
  5. Step 5: Solve for x
    x = 4,848,895.94/3,201.12
  6. Step 6: Final answer
    x = 1,514.75

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1.5x scale

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.