Home / 8,552.23-12,818.62-3,618.79

Finding the Fourth Proportional to 8,552.23, 12,818.62 and 3,618.79

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Solution

The fourth proportional to 8,552.23, 12,818.62 and 3,618.79 is: 5,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.23 : 12,818.62 = 3,618.79 : x
  2. Step 2: Convert to fraction form
    8,552.23/12,818.62 = 3,618.79/x
  3. Step 3: Cross multiply
    8,552.23x = 12,818.62 × 3,618.79
  4. Step 4: Simplify right side
    8,552.23x = 46,387,893.87
  5. Step 5: Solve for x
    x = 46,387,893.87/8,552.23
  6. Step 6: Final answer
    x = 5,424.07

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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.