Home / 4,136.58-5,716.67-3,389.36

Finding the Fourth Proportional to 4,136.58, 5,716.67 and 3,389.36

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Solution

The fourth proportional to 4,136.58, 5,716.67 and 3,389.36 is: 4,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.58 : 5,716.67 = 3,389.36 : x
  2. Step 2: Convert to fraction form
    4,136.58/5,716.67 = 3,389.36/x
  3. Step 3: Cross multiply
    4,136.58x = 5,716.67 × 3,389.36
  4. Step 4: Simplify right side
    4,136.58x = 19,375,807.10
  5. Step 5: Solve for x
    x = 19,375,807.10/4,136.58
  6. Step 6: Final answer
    x = 4,684.02

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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.