Home / 8,392.24-12,586.56-3,460.60

Finding the Fourth Proportional to 8,392.24, 12,586.56 and 3,460.60

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Solution

The fourth proportional to 8,392.24, 12,586.56 and 3,460.60 is: 5,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.24 : 12,586.56 = 3,460.60 : x
  2. Step 2: Convert to fraction form
    8,392.24/12,586.56 = 3,460.60/x
  3. Step 3: Cross multiply
    8,392.24x = 12,586.56 × 3,460.60
  4. Step 4: Simplify right side
    8,392.24x = 43,557,049.54
  5. Step 5: Solve for x
    x = 43,557,049.54/8,392.24
  6. Step 6: Final answer
    x = 5,190.16

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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.