Home / 7,450.74-11,169.63-2,836.98

Finding the Fourth Proportional to 7,450.74, 11,169.63 and 2,836.98

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Solution

The fourth proportional to 7,450.74, 11,169.63 and 2,836.98 is: 4,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.74 : 11,169.63 = 2,836.98 : x
  2. Step 2: Convert to fraction form
    7,450.74/11,169.63 = 2,836.98/x
  3. Step 3: Cross multiply
    7,450.74x = 11,169.63 × 2,836.98
  4. Step 4: Simplify right side
    7,450.74x = 31,688,016.92
  5. Step 5: Solve for x
    x = 31,688,016.92/7,450.74
  6. Step 6: Final answer
    x = 4,253.00

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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.