Home / 8,342.41-12,514.34-3,148.33

Finding the Fourth Proportional to 8,342.41, 12,514.34 and 3,148.33

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Solution

The fourth proportional to 8,342.41, 12,514.34 and 3,148.33 is: 4,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.41 : 12,514.34 = 3,148.33 : x
  2. Step 2: Convert to fraction form
    8,342.41/12,514.34 = 3,148.33/x
  3. Step 3: Cross multiply
    8,342.41x = 12,514.34 × 3,148.33
  4. Step 4: Simplify right side
    8,342.41x = 39,399,272.05
  5. Step 5: Solve for x
    x = 39,399,272.05/8,342.41
  6. Step 6: Final answer
    x = 4,722.77

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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.