Home / 2,970.03-4,450.99-2,239.01

Finding the Fourth Proportional to 2,970.03, 4,450.99 and 2,239.01

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Solution

The fourth proportional to 2,970.03, 4,450.99 and 2,239.01 is: 3,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970.03 : 4,450.99 = 2,239.01 : x
  2. Step 2: Convert to fraction form
    2,970.03/4,450.99 = 2,239.01/x
  3. Step 3: Cross multiply
    2,970.03x = 4,450.99 × 2,239.01
  4. Step 4: Simplify right side
    2,970.03x = 9,965,811.12
  5. Step 5: Solve for x
    x = 9,965,811.12/2,970.03
  6. Step 6: Final answer
    x = 3,355.46

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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.