Home / 11,747.16-17,620.74-5,902.38

Finding the Fourth Proportional to 11,747.16, 17,620.74 and 5,902.38

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Solution

The fourth proportional to 11,747.16, 17,620.74 and 5,902.38 is: 8,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.16 : 17,620.74 = 5,902.38 : x
  2. Step 2: Convert to fraction form
    11,747.16/17,620.74 = 5,902.38/x
  3. Step 3: Cross multiply
    11,747.16x = 17,620.74 × 5,902.38
  4. Step 4: Simplify right side
    11,747.16x = 104,004,303.36
  5. Step 5: Solve for x
    x = 104,004,303.36/11,747.16
  6. Step 6: Final answer
    x = 8,853.57

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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.