Home / 6,136.51-8,469.48-3,618.47

Finding the Fourth Proportional to 6,136.51, 8,469.48 and 3,618.47

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Solution

The fourth proportional to 6,136.51, 8,469.48 and 3,618.47 is: 4,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.51 : 8,469.48 = 3,618.47 : x
  2. Step 2: Convert to fraction form
    6,136.51/8,469.48 = 3,618.47/x
  3. Step 3: Cross multiply
    6,136.51x = 8,469.48 × 3,618.47
  4. Step 4: Simplify right side
    6,136.51x = 30,646,571.69
  5. Step 5: Solve for x
    x = 30,646,571.69/6,136.51
  6. Step 6: Final answer
    x = 4,994.14

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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.