Home / 11,806.62-16,287.53-7,328.94

Finding the Fourth Proportional to 11,806.62, 16,287.53 and 7,328.94

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Solution

The fourth proportional to 11,806.62, 16,287.53 and 7,328.94 is: 10,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.62 : 16,287.53 = 7,328.94 : x
  2. Step 2: Convert to fraction form
    11,806.62/16,287.53 = 7,328.94/x
  3. Step 3: Cross multiply
    11,806.62x = 16,287.53 × 7,328.94
  4. Step 4: Simplify right side
    11,806.62x = 119,370,293.47
  5. Step 5: Solve for x
    x = 119,370,293.47/11,806.62
  6. Step 6: Final answer
    x = 10,110.45

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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.