Home / 11,768.04-16,239.39-7,054.92

Finding the Fourth Proportional to 11,768.04, 16,239.39 and 7,054.92

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Solution

The fourth proportional to 11,768.04, 16,239.39 and 7,054.92 is: 9,735.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.04 : 16,239.39 = 7,054.92 : x
  2. Step 2: Convert to fraction form
    11,768.04/16,239.39 = 7,054.92/x
  3. Step 3: Cross multiply
    11,768.04x = 16,239.39 × 7,054.92
  4. Step 4: Simplify right side
    11,768.04x = 114,567,597.30
  5. Step 5: Solve for x
    x = 114,567,597.30/11,768.04
  6. Step 6: Final answer
    x = 9,735.49

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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.