Home / 9,424.76-14,137.74-3,877.98

Finding the Fourth Proportional to 9,424.76, 14,137.74 and 3,877.98

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Solution

The fourth proportional to 9,424.76, 14,137.74 and 3,877.98 is: 5,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.76 : 14,137.74 = 3,877.98 : x
  2. Step 2: Convert to fraction form
    9,424.76/14,137.74 = 3,877.98/x
  3. Step 3: Cross multiply
    9,424.76x = 14,137.74 × 3,877.98
  4. Step 4: Simplify right side
    9,424.76x = 54,825,819.95
  5. Step 5: Solve for x
    x = 54,825,819.95/9,424.76
  6. Step 6: Final answer
    x = 5,817.21

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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.