Home / 3,047.61-4,205.67-1,650.36

Finding the Fourth Proportional to 3,047.61, 4,205.67 and 1,650.36

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Solution

The fourth proportional to 3,047.61, 4,205.67 and 1,650.36 is: 2,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.61 : 4,205.67 = 1,650.36 : x
  2. Step 2: Convert to fraction form
    3,047.61/4,205.67 = 1,650.36/x
  3. Step 3: Cross multiply
    3,047.61x = 4,205.67 × 1,650.36
  4. Step 4: Simplify right side
    3,047.61x = 6,940,869.54
  5. Step 5: Solve for x
    x = 6,940,869.54/3,047.61
  6. Step 6: Final answer
    x = 2,277.48

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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.