Home / 5,136.42-7,704.62-2,060.58

Finding the Fourth Proportional to 5,136.42, 7,704.62 and 2,060.58

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Solution

The fourth proportional to 5,136.42, 7,704.62 and 2,060.58 is: 3,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.42 : 7,704.62 = 2,060.58 : x
  2. Step 2: Convert to fraction form
    5,136.42/7,704.62 = 2,060.58/x
  3. Step 3: Cross multiply
    5,136.42x = 7,704.62 × 2,060.58
  4. Step 4: Simplify right side
    5,136.42x = 15,875,985.88
  5. Step 5: Solve for x
    x = 15,875,985.88/5,136.42
  6. Step 6: Final answer
    x = 3,090.87

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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.