Home / 5,174.77-7,136.22-3,477.12

Finding the Fourth Proportional to 5,174.77, 7,136.22 and 3,477.12

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Solution

The fourth proportional to 5,174.77, 7,136.22 and 3,477.12 is: 4,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.77 : 7,136.22 = 3,477.12 : x
  2. Step 2: Convert to fraction form
    5,174.77/7,136.22 = 3,477.12/x
  3. Step 3: Cross multiply
    5,174.77x = 7,136.22 × 3,477.12
  4. Step 4: Simplify right side
    5,174.77x = 24,813,493.29
  5. Step 5: Solve for x
    x = 24,813,493.29/5,174.77
  6. Step 6: Final answer
    x = 4,795.09

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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.