Home / 6,945.16-9,584.20-3,961.16

Finding the Fourth Proportional to 6,945.16, 9,584.20 and 3,961.16

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Solution

The fourth proportional to 6,945.16, 9,584.20 and 3,961.16 is: 5,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.16 : 9,584.20 = 3,961.16 : x
  2. Step 2: Convert to fraction form
    6,945.16/9,584.20 = 3,961.16/x
  3. Step 3: Cross multiply
    6,945.16x = 9,584.20 × 3,961.16
  4. Step 4: Simplify right side
    6,945.16x = 37,964,549.67
  5. Step 5: Solve for x
    x = 37,964,549.67/6,945.16
  6. Step 6: Final answer
    x = 5,466.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.