Home / 6,749.70-10,122.60-2,589.42

Finding the Fourth Proportional to 6,749.70, 10,122.60 and 2,589.42

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Solution

The fourth proportional to 6,749.70, 10,122.60 and 2,589.42 is: 3,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.70 : 10,122.60 = 2,589.42 : x
  2. Step 2: Convert to fraction form
    6,749.70/10,122.60 = 2,589.42/x
  3. Step 3: Cross multiply
    6,749.70x = 10,122.60 × 2,589.42
  4. Step 4: Simplify right side
    6,749.70x = 26,211,662.89
  5. Step 5: Solve for x
    x = 26,211,662.89/6,749.70
  6. Step 6: Final answer
    x = 3,883.38

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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.