Home / 6,946.21-9,586.88-3,963.02

Finding the Fourth Proportional to 6,946.21, 9,586.88 and 3,963.02

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Solution

The fourth proportional to 6,946.21, 9,586.88 and 3,963.02 is: 5,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.21 : 9,586.88 = 3,963.02 : x
  2. Step 2: Convert to fraction form
    6,946.21/9,586.88 = 3,963.02/x
  3. Step 3: Cross multiply
    6,946.21x = 9,586.88 × 3,963.02
  4. Step 4: Simplify right side
    6,946.21x = 37,992,959.15
  5. Step 5: Solve for x
    x = 37,992,959.15/6,946.21
  6. Step 6: Final answer
    x = 5,469.60

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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.