Home / 4,789.34-7,188.56-2,944.07

Finding the Fourth Proportional to 4,789.34, 7,188.56 and 2,944.07

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Solution

The fourth proportional to 4,789.34, 7,188.56 and 2,944.07 is: 4,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.34 : 7,188.56 = 2,944.07 : x
  2. Step 2: Convert to fraction form
    4,789.34/7,188.56 = 2,944.07/x
  3. Step 3: Cross multiply
    4,789.34x = 7,188.56 × 2,944.07
  4. Step 4: Simplify right side
    4,789.34x = 21,163,623.84
  5. Step 5: Solve for x
    x = 21,163,623.84/4,789.34
  6. Step 6: Final answer
    x = 4,418.90

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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.