Home / 3,136.34-4,707.55-1,676.52

Finding the Fourth Proportional to 3,136.34, 4,707.55 and 1,676.52

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Solution

The fourth proportional to 3,136.34, 4,707.55 and 1,676.52 is: 2,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.34 : 4,707.55 = 1,676.52 : x
  2. Step 2: Convert to fraction form
    3,136.34/4,707.55 = 1,676.52/x
  3. Step 3: Cross multiply
    3,136.34x = 4,707.55 × 1,676.52
  4. Step 4: Simplify right side
    3,136.34x = 7,892,301.73
  5. Step 5: Solve for x
    x = 7,892,301.73/3,136.34
  6. Step 6: Final answer
    x = 2,516.41

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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.