Home / 4,089.69-6,136.36-2,141.44

Finding the Fourth Proportional to 4,089.69, 6,136.36 and 2,141.44

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Solution

The fourth proportional to 4,089.69, 6,136.36 and 2,141.44 is: 3,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.69 : 6,136.36 = 2,141.44 : x
  2. Step 2: Convert to fraction form
    4,089.69/6,136.36 = 2,141.44/x
  3. Step 3: Cross multiply
    4,089.69x = 6,136.36 × 2,141.44
  4. Step 4: Simplify right side
    4,089.69x = 13,140,626.06
  5. Step 5: Solve for x
    x = 13,140,626.06/4,089.69
  6. Step 6: Final answer
    x = 3,213.11

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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.