Home / 5,136.14-7,702.67-2,669.62

Finding the Fourth Proportional to 5,136.14, 7,702.67 and 2,669.62

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Solution

The fourth proportional to 5,136.14, 7,702.67 and 2,669.62 is: 4,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.14 : 7,702.67 = 2,669.62 : x
  2. Step 2: Convert to fraction form
    5,136.14/7,702.67 = 2,669.62/x
  3. Step 3: Cross multiply
    5,136.14x = 7,702.67 × 2,669.62
  4. Step 4: Simplify right side
    5,136.14x = 20,563,163.37
  5. Step 5: Solve for x
    x = 20,563,163.37/5,136.14
  6. Step 6: Final answer
    x = 4,003.62

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1.5x scale

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.