Home / 5,852.59-8,778.87-2,153.21

Finding the Fourth Proportional to 5,852.59, 8,778.87 and 2,153.21

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Solution

The fourth proportional to 5,852.59, 8,778.87 and 2,153.21 is: 3,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.59 : 8,778.87 = 2,153.21 : x
  2. Step 2: Convert to fraction form
    5,852.59/8,778.87 = 2,153.21/x
  3. Step 3: Cross multiply
    5,852.59x = 8,778.87 × 2,153.21
  4. Step 4: Simplify right side
    5,852.59x = 18,902,706.78
  5. Step 5: Solve for x
    x = 18,902,706.78/5,852.59
  6. Step 6: Final answer
    x = 3,229.80

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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.