Home / 4,939.56-7,409.35-2,017.87

Finding the Fourth Proportional to 4,939.56, 7,409.35 and 2,017.87

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Solution

The fourth proportional to 4,939.56, 7,409.35 and 2,017.87 is: 3,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.56 : 7,409.35 = 2,017.87 : x
  2. Step 2: Convert to fraction form
    4,939.56/7,409.35 = 2,017.87/x
  3. Step 3: Cross multiply
    4,939.56x = 7,409.35 × 2,017.87
  4. Step 4: Simplify right side
    4,939.56x = 14,951,062.99
  5. Step 5: Solve for x
    x = 14,951,062.99/4,939.56
  6. Step 6: Final answer
    x = 3,026.80

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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.