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Finding the Fourth Proportional to 5,895.99, 8,136.68 and 3,243.33

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Solution

The fourth proportional to 5,895.99, 8,136.68 and 3,243.33 is: 4,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,895.99 : 8,136.68 = 3,243.33 : x
  2. Step 2: Convert to fraction form
    5,895.99/8,136.68 = 3,243.33/x
  3. Step 3: Cross multiply
    5,895.99x = 8,136.68 × 3,243.33
  4. Step 4: Simplify right side
    5,895.99x = 26,389,922.13
  5. Step 5: Solve for x
    x = 26,389,922.13/5,895.99
  6. Step 6: Final answer
    x = 4,475.91

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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.