Home / 3,528.21-4,868.97-1,956.33

Finding the Fourth Proportional to 3,528.21, 4,868.97 and 1,956.33

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Solution

The fourth proportional to 3,528.21, 4,868.97 and 1,956.33 is: 2,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.21 : 4,868.97 = 1,956.33 : x
  2. Step 2: Convert to fraction form
    3,528.21/4,868.97 = 1,956.33/x
  3. Step 3: Cross multiply
    3,528.21x = 4,868.97 × 1,956.33
  4. Step 4: Simplify right side
    3,528.21x = 9,525,312.08
  5. Step 5: Solve for x
    x = 9,525,312.08/3,528.21
  6. Step 6: Final answer
    x = 2,699.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.