Home / 3,973.84-5,954.68-1,664.08

Finding the Fourth Proportional to 3,973.84, 5,954.68 and 1,664.08

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Solution

The fourth proportional to 3,973.84, 5,954.68 and 1,664.08 is: 2,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.84 : 5,954.68 = 1,664.08 : x
  2. Step 2: Convert to fraction form
    3,973.84/5,954.68 = 1,664.08/x
  3. Step 3: Cross multiply
    3,973.84x = 5,954.68 × 1,664.08
  4. Step 4: Simplify right side
    3,973.84x = 9,909,063.89
  5. Step 5: Solve for x
    x = 9,909,063.89/3,973.84
  6. Step 6: Final answer
    x = 2,493.57

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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.