Home / 2,983.09-4,474.72-1,423.26

Finding the Fourth Proportional to 2,983.09, 4,474.72 and 1,423.26

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Solution

The fourth proportional to 2,983.09, 4,474.72 and 1,423.26 is: 2,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.09 : 4,474.72 = 1,423.26 : x
  2. Step 2: Convert to fraction form
    2,983.09/4,474.72 = 1,423.26/x
  3. Step 3: Cross multiply
    2,983.09x = 4,474.72 × 1,423.26
  4. Step 4: Simplify right side
    2,983.09x = 6,368,667.61
  5. Step 5: Solve for x
    x = 6,368,667.61/2,983.09
  6. Step 6: Final answer
    x = 2,134.93

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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.