Home / 3,073.19-4,240.76-1,994.54

Finding the Fourth Proportional to 3,073.19, 4,240.76 and 1,994.54

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Solution

The fourth proportional to 3,073.19, 4,240.76 and 1,994.54 is: 2,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.19 : 4,240.76 = 1,994.54 : x
  2. Step 2: Convert to fraction form
    3,073.19/4,240.76 = 1,994.54/x
  3. Step 3: Cross multiply
    3,073.19x = 4,240.76 × 1,994.54
  4. Step 4: Simplify right side
    3,073.19x = 8,458,334.27
  5. Step 5: Solve for x
    x = 8,458,334.27/3,073.19
  6. Step 6: Final answer
    x = 2,752.30

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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.