Home / 9,980.21-14,974.30-4,057.54

Finding the Fourth Proportional to 9,980.21, 14,974.30 and 4,057.54

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Solution

The fourth proportional to 9,980.21, 14,974.30 and 4,057.54 is: 6,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.21 : 14,974.30 = 4,057.54 : x
  2. Step 2: Convert to fraction form
    9,980.21/14,974.30 = 4,057.54/x
  3. Step 3: Cross multiply
    9,980.21x = 14,974.30 × 4,057.54
  4. Step 4: Simplify right side
    9,980.21x = 60,758,773.64
  5. Step 5: Solve for x
    x = 60,758,773.64/9,980.21
  6. Step 6: Final answer
    x = 6,087.92

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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.