Home / 11,847.52-17,775.42-5,273.08

Finding the Fourth Proportional to 11,847.52, 17,775.42 and 5,273.08

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Solution

The fourth proportional to 11,847.52, 17,775.42 and 5,273.08 is: 7,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.52 : 17,775.42 = 5,273.08 : x
  2. Step 2: Convert to fraction form
    11,847.52/17,775.42 = 5,273.08/x
  3. Step 3: Cross multiply
    11,847.52x = 17,775.42 × 5,273.08
  4. Step 4: Simplify right side
    11,847.52x = 93,731,211.69
  5. Step 5: Solve for x
    x = 93,731,211.69/11,847.52
  6. Step 6: Final answer
    x = 7,911.46

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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.