Home / 8,245.24-12,360.42-3,047.48

Finding the Fourth Proportional to 8,245.24, 12,360.42 and 3,047.48

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Solution

The fourth proportional to 8,245.24, 12,360.42 and 3,047.48 is: 4,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.24 : 12,360.42 = 3,047.48 : x
  2. Step 2: Convert to fraction form
    8,245.24/12,360.42 = 3,047.48/x
  3. Step 3: Cross multiply
    8,245.24x = 12,360.42 × 3,047.48
  4. Step 4: Simplify right side
    8,245.24x = 37,668,132.74
  5. Step 5: Solve for x
    x = 37,668,132.74/8,245.24
  6. Step 6: Final answer
    x = 4,568.47

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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.