Home / 11,970.38-17,957.39-4,177.37

Finding the Fourth Proportional to 11,970.38, 17,957.39 and 4,177.37

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Solution

The fourth proportional to 11,970.38, 17,957.39 and 4,177.37 is: 6,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.38 : 17,957.39 = 4,177.37 : x
  2. Step 2: Convert to fraction form
    11,970.38/17,957.39 = 4,177.37/x
  3. Step 3: Cross multiply
    11,970.38x = 17,957.39 × 4,177.37
  4. Step 4: Simplify right side
    11,970.38x = 75,014,551.59
  5. Step 5: Solve for x
    x = 75,014,551.59/11,970.38
  6. Step 6: Final answer
    x = 6,266.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.