Home / 6,946.06-9,586.80-3,922.10

Finding the Fourth Proportional to 6,946.06, 9,586.80 and 3,922.10

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Solution

The fourth proportional to 6,946.06, 9,586.80 and 3,922.10 is: 5,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.06 : 9,586.80 = 3,922.10 : x
  2. Step 2: Convert to fraction form
    6,946.06/9,586.80 = 3,922.10/x
  3. Step 3: Cross multiply
    6,946.06x = 9,586.80 × 3,922.10
  4. Step 4: Simplify right side
    6,946.06x = 37,600,388.28
  5. Step 5: Solve for x
    x = 37,600,388.28/6,946.06
  6. Step 6: Final answer
    x = 5,413.20

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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.