Home / 3,047.58-4,205.66-1,650.33

Finding the Fourth Proportional to 3,047.58, 4,205.66 and 1,650.33

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Solution

The fourth proportional to 3,047.58, 4,205.66 and 1,650.33 is: 2,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.58 : 4,205.66 = 1,650.33 : x
  2. Step 2: Convert to fraction form
    3,047.58/4,205.66 = 1,650.33/x
  3. Step 3: Cross multiply
    3,047.58x = 4,205.66 × 1,650.33
  4. Step 4: Simplify right side
    3,047.58x = 6,940,718.62
  5. Step 5: Solve for x
    x = 6,940,718.62/3,047.58
  6. Step 6: Final answer
    x = 2,277.45

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1.5x scale

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.