Home / 11,984.60-16,533.87-7,953.33

Finding the Fourth Proportional to 11,984.60, 16,533.87 and 7,953.33

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Solution

The fourth proportional to 11,984.60, 16,533.87 and 7,953.33 is: 10,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.60 : 16,533.87 = 7,953.33 : x
  2. Step 2: Convert to fraction form
    11,984.60/16,533.87 = 7,953.33/x
  3. Step 3: Cross multiply
    11,984.60x = 16,533.87 × 7,953.33
  4. Step 4: Simplify right side
    11,984.60x = 131,499,324.29
  5. Step 5: Solve for x
    x = 131,499,324.29/11,984.60
  6. Step 6: Final answer
    x = 10,972.36

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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.