Home / 11,813.99-16,303.61-7,274.96

Finding the Fourth Proportional to 11,813.99, 16,303.61 and 7,274.96

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Solution

The fourth proportional to 11,813.99, 16,303.61 and 7,274.96 is: 10,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.99 : 16,303.61 = 7,274.96 : x
  2. Step 2: Convert to fraction form
    11,813.99/16,303.61 = 7,274.96/x
  3. Step 3: Cross multiply
    11,813.99x = 16,303.61 × 7,274.96
  4. Step 4: Simplify right side
    11,813.99x = 118,608,110.61
  5. Step 5: Solve for x
    x = 118,608,110.61/11,813.99
  6. Step 6: Final answer
    x = 10,039.63

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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.