Home / 3,973.12-5,956.08-1,663.36

Finding the Fourth Proportional to 3,973.12, 5,956.08 and 1,663.36

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Solution

The fourth proportional to 3,973.12, 5,956.08 and 1,663.36 is: 2,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.12 : 5,956.08 = 1,663.36 : x
  2. Step 2: Convert to fraction form
    3,973.12/5,956.08 = 1,663.36/x
  3. Step 3: Cross multiply
    3,973.12x = 5,956.08 × 1,663.36
  4. Step 4: Simplify right side
    3,973.12x = 9,907,105.23
  5. Step 5: Solve for x
    x = 9,907,105.23/3,973.12
  6. Step 6: Final answer
    x = 2,493.53

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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.