Home / 3,318.84-4,973.40-2,954.34

Finding the Fourth Proportional to 3,318.84, 4,973.40 and 2,954.34

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Solution

The fourth proportional to 3,318.84, 4,973.40 and 2,954.34 is: 4,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.84 : 4,973.40 = 2,954.34 : x
  2. Step 2: Convert to fraction form
    3,318.84/4,973.40 = 2,954.34/x
  3. Step 3: Cross multiply
    3,318.84x = 4,973.40 × 2,954.34
  4. Step 4: Simplify right side
    3,318.84x = 14,693,114.56
  5. Step 5: Solve for x
    x = 14,693,114.56/3,318.84
  6. Step 6: Final answer
    x = 4,427.18

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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.