Home / 6,998.37-10,491.60-3,100.65

Finding the Fourth Proportional to 6,998.37, 10,491.60 and 3,100.65

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Solution

The fourth proportional to 6,998.37, 10,491.60 and 3,100.65 is: 4,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.37 : 10,491.60 = 3,100.65 : x
  2. Step 2: Convert to fraction form
    6,998.37/10,491.60 = 3,100.65/x
  3. Step 3: Cross multiply
    6,998.37x = 10,491.60 × 3,100.65
  4. Step 4: Simplify right side
    6,998.37x = 32,530,779.54
  5. Step 5: Solve for x
    x = 32,530,779.54/6,998.37
  6. Step 6: Final answer
    x = 4,648.34

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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.