Home / 3,516.96-5,275.53-1,208.46

Finding the Fourth Proportional to 3,516.96, 5,275.53 and 1,208.46

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Solution

The fourth proportional to 3,516.96, 5,275.53 and 1,208.46 is: 1,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.96 : 5,275.53 = 1,208.46 : x
  2. Step 2: Convert to fraction form
    3,516.96/5,275.53 = 1,208.46/x
  3. Step 3: Cross multiply
    3,516.96x = 5,275.53 × 1,208.46
  4. Step 4: Simplify right side
    3,516.96x = 6,375,266.98
  5. Step 5: Solve for x
    x = 6,375,266.98/3,516.96
  6. Step 6: Final answer
    x = 1,812.72

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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.