Home / 6,603.96-9,896.75-3,090.18

Finding the Fourth Proportional to 6,603.96, 9,896.75 and 3,090.18

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Solution

The fourth proportional to 6,603.96, 9,896.75 and 3,090.18 is: 4,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.96 : 9,896.75 = 3,090.18 : x
  2. Step 2: Convert to fraction form
    6,603.96/9,896.75 = 3,090.18/x
  3. Step 3: Cross multiply
    6,603.96x = 9,896.75 × 3,090.18
  4. Step 4: Simplify right side
    6,603.96x = 30,582,738.92
  5. Step 5: Solve for x
    x = 30,582,738.92/6,603.96
  6. Step 6: Final answer
    x = 4,630.97

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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.