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Finding the Fourth Proportional to 3,067.33, 4,600.45 and 876.01

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Solution

The fourth proportional to 3,067.33, 4,600.45 and 876.01 is: 1,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.33 : 4,600.45 = 876.01 : x
  2. Step 2: Convert to fraction form
    3,067.33/4,600.45 = 876.01/x
  3. Step 3: Cross multiply
    3,067.33x = 4,600.45 × 876.01
  4. Step 4: Simplify right side
    3,067.33x = 4,030,040.20
  5. Step 5: Solve for x
    x = 4,030,040.20/3,067.33
  6. Step 6: Final answer
    x = 1,313.86

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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.