Home / 11,927.54-17,878.84-4,027.34

Finding the Fourth Proportional to 11,927.54, 17,878.84 and 4,027.34

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Solution

The fourth proportional to 11,927.54, 17,878.84 and 4,027.34 is: 6,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.54 : 17,878.84 = 4,027.34 : x
  2. Step 2: Convert to fraction form
    11,927.54/17,878.84 = 4,027.34/x
  3. Step 3: Cross multiply
    11,927.54x = 17,878.84 × 4,027.34
  4. Step 4: Simplify right side
    11,927.54x = 72,004,202.11
  5. Step 5: Solve for x
    x = 72,004,202.11/11,927.54
  6. Step 6: Final answer
    x = 6,036.80

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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.