Home / 4,911.39-7,366.44-1,579.98

Finding the Fourth Proportional to 4,911.39, 7,366.44 and 1,579.98

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Solution

The fourth proportional to 4,911.39, 7,366.44 and 1,579.98 is: 2,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.39 : 7,366.44 = 1,579.98 : x
  2. Step 2: Convert to fraction form
    4,911.39/7,366.44 = 1,579.98/x
  3. Step 3: Cross multiply
    4,911.39x = 7,366.44 × 1,579.98
  4. Step 4: Simplify right side
    4,911.39x = 11,638,827.87
  5. Step 5: Solve for x
    x = 11,638,827.87/4,911.39
  6. Step 6: Final answer
    x = 2,369.76

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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.