Home / 11,763.56-17,645.34-4,838.12

Finding the Fourth Proportional to 11,763.56, 17,645.34 and 4,838.12

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Solution

The fourth proportional to 11,763.56, 17,645.34 and 4,838.12 is: 7,257.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.56 : 17,645.34 = 4,838.12 : x
  2. Step 2: Convert to fraction form
    11,763.56/17,645.34 = 4,838.12/x
  3. Step 3: Cross multiply
    11,763.56x = 17,645.34 × 4,838.12
  4. Step 4: Simplify right side
    11,763.56x = 85,370,272.36
  5. Step 5: Solve for x
    x = 85,370,272.36/11,763.56
  6. Step 6: Final answer
    x = 7,257.18

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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.