Home / 7,739.46-11,608.11-2,810.34

Finding the Fourth Proportional to 7,739.46, 11,608.11 and 2,810.34

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Solution

The fourth proportional to 7,739.46, 11,608.11 and 2,810.34 is: 4,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.46 : 11,608.11 = 2,810.34 : x
  2. Step 2: Convert to fraction form
    7,739.46/11,608.11 = 2,810.34/x
  3. Step 3: Cross multiply
    7,739.46x = 11,608.11 × 2,810.34
  4. Step 4: Simplify right side
    7,739.46x = 32,622,735.86
  5. Step 5: Solve for x
    x = 32,622,735.86/7,739.46
  6. Step 6: Final answer
    x = 4,215.12

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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.