Home / 6,120.96-9,181.44-1,738.46

Finding the Fourth Proportional to 6,120.96, 9,181.44 and 1,738.46

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Solution

The fourth proportional to 6,120.96, 9,181.44 and 1,738.46 is: 2,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.96 : 9,181.44 = 1,738.46 : x
  2. Step 2: Convert to fraction form
    6,120.96/9,181.44 = 1,738.46/x
  3. Step 3: Cross multiply
    6,120.96x = 9,181.44 × 1,738.46
  4. Step 4: Simplify right side
    6,120.96x = 15,961,566.18
  5. Step 5: Solve for x
    x = 15,961,566.18/6,120.96
  6. Step 6: Final answer
    x = 2,607.69

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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.