Home / 4,866.44-6,715.82-2,977.98

Finding the Fourth Proportional to 4,866.44, 6,715.82 and 2,977.98

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Solution

The fourth proportional to 4,866.44, 6,715.82 and 2,977.98 is: 4,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.44 : 6,715.82 = 2,977.98 : x
  2. Step 2: Convert to fraction form
    4,866.44/6,715.82 = 2,977.98/x
  3. Step 3: Cross multiply
    4,866.44x = 6,715.82 × 2,977.98
  4. Step 4: Simplify right side
    4,866.44x = 19,999,562.75
  5. Step 5: Solve for x
    x = 19,999,562.75/4,866.44
  6. Step 6: Final answer
    x = 4,109.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.