Home / 3,529.36-5,293.96-2,077.72

Finding the Fourth Proportional to 3,529.36, 5,293.96 and 2,077.72

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Solution

The fourth proportional to 3,529.36, 5,293.96 and 2,077.72 is: 3,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.36 : 5,293.96 = 2,077.72 : x
  2. Step 2: Convert to fraction form
    3,529.36/5,293.96 = 2,077.72/x
  3. Step 3: Cross multiply
    3,529.36x = 5,293.96 × 2,077.72
  4. Step 4: Simplify right side
    3,529.36x = 10,999,366.57
  5. Step 5: Solve for x
    x = 10,999,366.57/3,529.36
  6. Step 6: Final answer
    x = 3,116.53

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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.