Home / 7,134.23-10,702.56-2,136.93

Finding the Fourth Proportional to 7,134.23, 10,702.56 and 2,136.93

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Solution

The fourth proportional to 7,134.23, 10,702.56 and 2,136.93 is: 3,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.23 : 10,702.56 = 2,136.93 : x
  2. Step 2: Convert to fraction form
    7,134.23/10,702.56 = 2,136.93/x
  3. Step 3: Cross multiply
    7,134.23x = 10,702.56 × 2,136.93
  4. Step 4: Simplify right side
    7,134.23x = 22,870,621.54
  5. Step 5: Solve for x
    x = 22,870,621.54/7,134.23
  6. Step 6: Final answer
    x = 3,205.76

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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.