Home / 5,890.52-8,136.78-4,127.96

Finding the Fourth Proportional to 5,890.52, 8,136.78 and 4,127.96

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Solution

The fourth proportional to 5,890.52, 8,136.78 and 4,127.96 is: 5,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.52 : 8,136.78 = 4,127.96 : x
  2. Step 2: Convert to fraction form
    5,890.52/8,136.78 = 4,127.96/x
  3. Step 3: Cross multiply
    5,890.52x = 8,136.78 × 4,127.96
  4. Step 4: Simplify right side
    5,890.52x = 33,588,302.37
  5. Step 5: Solve for x
    x = 33,588,302.37/5,890.52
  6. Step 6: Final answer
    x = 5,702.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.