Home / 6,136.36-8,466.08-3,745.69

Finding the Fourth Proportional to 6,136.36, 8,466.08 and 3,745.69

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Solution

The fourth proportional to 6,136.36, 8,466.08 and 3,745.69 is: 5,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.36 : 8,466.08 = 3,745.69 : x
  2. Step 2: Convert to fraction form
    6,136.36/8,466.08 = 3,745.69/x
  3. Step 3: Cross multiply
    6,136.36x = 8,466.08 × 3,745.69
  4. Step 4: Simplify right side
    6,136.36x = 31,711,345.26
  5. Step 5: Solve for x
    x = 31,711,345.26/6,136.36
  6. Step 6: Final answer
    x = 5,167.78

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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.