Home / 3,112.67-4,669.10-1,033.58

Finding the Fourth Proportional to 3,112.67, 4,669.10 and 1,033.58

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Solution

The fourth proportional to 3,112.67, 4,669.10 and 1,033.58 is: 1,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.67 : 4,669.10 = 1,033.58 : x
  2. Step 2: Convert to fraction form
    3,112.67/4,669.10 = 1,033.58/x
  3. Step 3: Cross multiply
    3,112.67x = 4,669.10 × 1,033.58
  4. Step 4: Simplify right side
    3,112.67x = 4,825,888.38
  5. Step 5: Solve for x
    x = 4,825,888.38/3,112.67
  6. Step 6: Final answer
    x = 1,550.40

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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.