Home / 4,813.55-7,220.33-3,841.55

Finding the Fourth Proportional to 4,813.55, 7,220.33 and 3,841.55

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Solution

The fourth proportional to 4,813.55, 7,220.33 and 3,841.55 is: 5,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.55 : 7,220.33 = 3,841.55 : x
  2. Step 2: Convert to fraction form
    4,813.55/7,220.33 = 3,841.55/x
  3. Step 3: Cross multiply
    4,813.55x = 7,220.33 × 3,841.55
  4. Step 4: Simplify right side
    4,813.55x = 27,737,239.50
  5. Step 5: Solve for x
    x = 27,737,239.50/4,813.55
  6. Step 6: Final answer
    x = 5,762.33

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Half scale
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Double scale
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Similar ratio
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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.