Home / 11,763.52-16,234.26-7,289.68

Finding the Fourth Proportional to 11,763.52, 16,234.26 and 7,289.68

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Solution

The fourth proportional to 11,763.52, 16,234.26 and 7,289.68 is: 10,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.52 : 16,234.26 = 7,289.68 : x
  2. Step 2: Convert to fraction form
    11,763.52/16,234.26 = 7,289.68/x
  3. Step 3: Cross multiply
    11,763.52x = 16,234.26 × 7,289.68
  4. Step 4: Simplify right side
    11,763.52x = 118,342,560.44
  5. Step 5: Solve for x
    x = 118,342,560.44/11,763.52
  6. Step 6: Final answer
    x = 10,060.13

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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.