Home / 3,528.39-4,869.18-1,956.48

Finding the Fourth Proportional to 3,528.39, 4,869.18 and 1,956.48

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Solution

The fourth proportional to 3,528.39, 4,869.18 and 1,956.48 is: 2,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.39 : 4,869.18 = 1,956.48 : x
  2. Step 2: Convert to fraction form
    3,528.39/4,869.18 = 1,956.48/x
  3. Step 3: Cross multiply
    3,528.39x = 4,869.18 × 1,956.48
  4. Step 4: Simplify right side
    3,528.39x = 9,526,453.29
  5. Step 5: Solve for x
    x = 9,526,453.29/3,528.39
  6. Step 6: Final answer
    x = 2,699.94

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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.