Home / 8,042.78-11,098.62-4,458.02

Finding the Fourth Proportional to 8,042.78, 11,098.62 and 4,458.02

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Solution

The fourth proportional to 8,042.78, 11,098.62 and 4,458.02 is: 6,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.78 : 11,098.62 = 4,458.02 : x
  2. Step 2: Convert to fraction form
    8,042.78/11,098.62 = 4,458.02/x
  3. Step 3: Cross multiply
    8,042.78x = 11,098.62 × 4,458.02
  4. Step 4: Simplify right side
    8,042.78x = 49,477,869.93
  5. Step 5: Solve for x
    x = 49,477,869.93/8,042.78
  6. Step 6: Final answer
    x = 6,151.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.