Home / 7,062.36-10,586.67-3,939.48

Finding the Fourth Proportional to 7,062.36, 10,586.67 and 3,939.48

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Solution

The fourth proportional to 7,062.36, 10,586.67 and 3,939.48 is: 5,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.36 : 10,586.67 = 3,939.48 : x
  2. Step 2: Convert to fraction form
    7,062.36/10,586.67 = 3,939.48/x
  3. Step 3: Cross multiply
    7,062.36x = 10,586.67 × 3,939.48
  4. Step 4: Simplify right side
    7,062.36x = 41,705,974.73
  5. Step 5: Solve for x
    x = 41,705,974.73/7,062.36
  6. Step 6: Final answer
    x = 5,905.39

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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.