Home / 7,756.70-10,704.44-4,399.38

Finding the Fourth Proportional to 7,756.70, 10,704.44 and 4,399.38

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Solution

The fourth proportional to 7,756.70, 10,704.44 and 4,399.38 is: 6,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.70 : 10,704.44 = 4,399.38 : x
  2. Step 2: Convert to fraction form
    7,756.70/10,704.44 = 4,399.38/x
  3. Step 3: Cross multiply
    7,756.70x = 10,704.44 × 4,399.38
  4. Step 4: Simplify right side
    7,756.70x = 47,092,910.25
  5. Step 5: Solve for x
    x = 47,092,910.25/7,756.70
  6. Step 6: Final answer
    x = 6,071.26

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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.