Home / 2,971.93-4,450.89-2,355.98

Finding the Fourth Proportional to 2,971.93, 4,450.89 and 2,355.98

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Solution

The fourth proportional to 2,971.93, 4,450.89 and 2,355.98 is: 3,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.93 : 4,450.89 = 2,355.98 : x
  2. Step 2: Convert to fraction form
    2,971.93/4,450.89 = 2,355.98/x
  3. Step 3: Cross multiply
    2,971.93x = 4,450.89 × 2,355.98
  4. Step 4: Simplify right side
    2,971.93x = 10,486,199.74
  5. Step 5: Solve for x
    x = 10,486,199.74/2,971.93
  6. Step 6: Final answer
    x = 3,528.42

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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.