Home / 3,576.84-5,364.54-1,236.72

Finding the Fourth Proportional to 3,576.84, 5,364.54 and 1,236.72

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Solution

The fourth proportional to 3,576.84, 5,364.54 and 1,236.72 is: 1,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.84 : 5,364.54 = 1,236.72 : x
  2. Step 2: Convert to fraction form
    3,576.84/5,364.54 = 1,236.72/x
  3. Step 3: Cross multiply
    3,576.84x = 5,364.54 × 1,236.72
  4. Step 4: Simplify right side
    3,576.84x = 6,634,433.91
  5. Step 5: Solve for x
    x = 6,634,433.91/3,576.84
  6. Step 6: Final answer
    x = 1,854.83

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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.