Home / 4,094.50-6,136.86-2,855.20

Finding the Fourth Proportional to 4,094.50, 6,136.86 and 2,855.20

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Solution

The fourth proportional to 4,094.50, 6,136.86 and 2,855.20 is: 4,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.50 : 6,136.86 = 2,855.20 : x
  2. Step 2: Convert to fraction form
    4,094.50/6,136.86 = 2,855.20/x
  3. Step 3: Cross multiply
    4,094.50x = 6,136.86 × 2,855.20
  4. Step 4: Simplify right side
    4,094.50x = 17,521,962.67
  5. Step 5: Solve for x
    x = 17,521,962.67/4,094.50
  6. Step 6: Final answer
    x = 4,279.39

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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.