Home / 8,256.68-12,388.70-3,335.93

Finding the Fourth Proportional to 8,256.68, 12,388.70 and 3,335.93

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Solution

The fourth proportional to 8,256.68, 12,388.70 and 3,335.93 is: 5,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.68 : 12,388.70 = 3,335.93 : x
  2. Step 2: Convert to fraction form
    8,256.68/12,388.70 = 3,335.93/x
  3. Step 3: Cross multiply
    8,256.68x = 12,388.70 × 3,335.93
  4. Step 4: Simplify right side
    8,256.68x = 41,327,879.77
  5. Step 5: Solve for x
    x = 41,327,879.77/8,256.68
  6. Step 6: Final answer
    x = 5,005.38

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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.