Home / 3,528.58-5,296.32-1,680.97

Finding the Fourth Proportional to 3,528.58, 5,296.32 and 1,680.97

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Solution

The fourth proportional to 3,528.58, 5,296.32 and 1,680.97 is: 2,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.58 : 5,296.32 = 1,680.97 : x
  2. Step 2: Convert to fraction form
    3,528.58/5,296.32 = 1,680.97/x
  3. Step 3: Cross multiply
    3,528.58x = 5,296.32 × 1,680.97
  4. Step 4: Simplify right side
    3,528.58x = 8,902,946.63
  5. Step 5: Solve for x
    x = 8,902,946.63/3,528.58
  6. Step 6: Final answer
    x = 2,523.10

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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.