Home / 11,383.73-15,706.87-6,907.37

Finding the Fourth Proportional to 11,383.73, 15,706.87 and 6,907.37

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Solution

The fourth proportional to 11,383.73, 15,706.87 and 6,907.37 is: 9,530.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.73 : 15,706.87 = 6,907.37 : x
  2. Step 2: Convert to fraction form
    11,383.73/15,706.87 = 6,907.37/x
  3. Step 3: Cross multiply
    11,383.73x = 15,706.87 × 6,907.37
  4. Step 4: Simplify right side
    11,383.73x = 108,493,184.63
  5. Step 5: Solve for x
    x = 108,493,184.63/11,383.73
  6. Step 6: Final answer
    x = 9,530.55

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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.