Home / 8,136.48-11,233.78-6,244.68

Finding the Fourth Proportional to 8,136.48, 11,233.78 and 6,244.68

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Solution

The fourth proportional to 8,136.48, 11,233.78 and 6,244.68 is: 8,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.48 : 11,233.78 = 6,244.68 : x
  2. Step 2: Convert to fraction form
    8,136.48/11,233.78 = 6,244.68/x
  3. Step 3: Cross multiply
    8,136.48x = 11,233.78 × 6,244.68
  4. Step 4: Simplify right side
    8,136.48x = 70,151,363.23
  5. Step 5: Solve for x
    x = 70,151,363.23/8,136.48
  6. Step 6: Final answer
    x = 8,621.84

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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.