Home / 3,112.25-4,669.73-1,651.04

Finding the Fourth Proportional to 3,112.25, 4,669.73 and 1,651.04

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Solution

The fourth proportional to 3,112.25, 4,669.73 and 1,651.04 is: 2,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.25 : 4,669.73 = 1,651.04 : x
  2. Step 2: Convert to fraction form
    3,112.25/4,669.73 = 1,651.04/x
  3. Step 3: Cross multiply
    3,112.25x = 4,669.73 × 1,651.04
  4. Step 4: Simplify right side
    3,112.25x = 7,709,879.42
  5. Step 5: Solve for x
    x = 7,709,879.42/3,112.25
  6. Step 6: Final answer
    x = 2,477.27

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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.