Home / 3,566.36-4,921.73-1,994.45

Finding the Fourth Proportional to 3,566.36, 4,921.73 and 1,994.45

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Solution

The fourth proportional to 3,566.36, 4,921.73 and 1,994.45 is: 2,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.36 : 4,921.73 = 1,994.45 : x
  2. Step 2: Convert to fraction form
    3,566.36/4,921.73 = 1,994.45/x
  3. Step 3: Cross multiply
    3,566.36x = 4,921.73 × 1,994.45
  4. Step 4: Simplify right side
    3,566.36x = 9,816,109.82
  5. Step 5: Solve for x
    x = 9,816,109.82/3,566.36
  6. Step 6: Final answer
    x = 2,752.42

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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.