Home / 4,970.34-7,450.65-3,213.45

Finding the Fourth Proportional to 4,970.34, 7,450.65 and 3,213.45

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Solution

The fourth proportional to 4,970.34, 7,450.65 and 3,213.45 is: 4,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.34 : 7,450.65 = 3,213.45 : x
  2. Step 2: Convert to fraction form
    4,970.34/7,450.65 = 3,213.45/x
  3. Step 3: Cross multiply
    4,970.34x = 7,450.65 × 3,213.45
  4. Step 4: Simplify right side
    4,970.34x = 23,942,291.24
  5. Step 5: Solve for x
    x = 23,942,291.24/4,970.34
  6. Step 6: Final answer
    x = 4,817.03

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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.