Home / 4,768.29-7,150.91-1,994.45

Finding the Fourth Proportional to 4,768.29, 7,150.91 and 1,994.45

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Solution

The fourth proportional to 4,768.29, 7,150.91 and 1,994.45 is: 2,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.29 : 7,150.91 = 1,994.45 : x
  2. Step 2: Convert to fraction form
    4,768.29/7,150.91 = 1,994.45/x
  3. Step 3: Cross multiply
    4,768.29x = 7,150.91 × 1,994.45
  4. Step 4: Simplify right side
    4,768.29x = 14,262,086.72
  5. Step 5: Solve for x
    x = 14,262,086.72/4,768.29
  6. Step 6: Final answer
    x = 2,991.03

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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.