Home / 6,947.40-9,586.73-3,962.44

Finding the Fourth Proportional to 6,947.40, 9,586.73 and 3,962.44

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Solution

The fourth proportional to 6,947.40, 9,586.73 and 3,962.44 is: 5,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.40 : 9,586.73 = 3,962.44 : x
  2. Step 2: Convert to fraction form
    6,947.40/9,586.73 = 3,962.44/x
  3. Step 3: Cross multiply
    6,947.40x = 9,586.73 × 3,962.44
  4. Step 4: Simplify right side
    6,947.40x = 37,986,842.42
  5. Step 5: Solve for x
    x = 37,986,842.42/6,947.40
  6. Step 6: Final answer
    x = 5,467.78

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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.