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Finding the Fourth Proportional to 8,573.11, 11,830.97 and 5,036.38

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Solution

The fourth proportional to 8,573.11, 11,830.97 and 5,036.38 is: 6,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.11 : 11,830.97 = 5,036.38 : x
  2. Step 2: Convert to fraction form
    8,573.11/11,830.97 = 5,036.38/x
  3. Step 3: Cross multiply
    8,573.11x = 11,830.97 × 5,036.38
  4. Step 4: Simplify right side
    8,573.11x = 59,585,260.69
  5. Step 5: Solve for x
    x = 59,585,260.69/8,573.11
  6. Step 6: Final answer
    x = 6,950.25

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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.