Home / 8,615.35-12,923.47-2,375.23

Finding the Fourth Proportional to 8,615.35, 12,923.47 and 2,375.23

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Solution

The fourth proportional to 8,615.35, 12,923.47 and 2,375.23 is: 3,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615.35 : 12,923.47 = 2,375.23 : x
  2. Step 2: Convert to fraction form
    8,615.35/12,923.47 = 2,375.23/x
  3. Step 3: Cross multiply
    8,615.35x = 12,923.47 × 2,375.23
  4. Step 4: Simplify right side
    8,615.35x = 30,696,213.65
  5. Step 5: Solve for x
    x = 30,696,213.65/8,615.35
  6. Step 6: Final answer
    x = 3,562.97

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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.