Home / 5,054.70-7,581.81-1,768.53

Finding the Fourth Proportional to 5,054.70, 7,581.81 and 1,768.53

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Solution

The fourth proportional to 5,054.70, 7,581.81 and 1,768.53 is: 2,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.70 : 7,581.81 = 1,768.53 : x
  2. Step 2: Convert to fraction form
    5,054.70/7,581.81 = 1,768.53/x
  3. Step 3: Cross multiply
    5,054.70x = 7,581.81 × 1,768.53
  4. Step 4: Simplify right side
    5,054.70x = 13,408,658.44
  5. Step 5: Solve for x
    x = 13,408,658.44/5,054.70
  6. Step 6: Final answer
    x = 2,652.71

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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.