Home / 4,135.74-6,206.73-2,188.38

Finding the Fourth Proportional to 4,135.74, 6,206.73 and 2,188.38

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Solution

The fourth proportional to 4,135.74, 6,206.73 and 2,188.38 is: 3,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.74 : 6,206.73 = 2,188.38 : x
  2. Step 2: Convert to fraction form
    4,135.74/6,206.73 = 2,188.38/x
  3. Step 3: Cross multiply
    4,135.74x = 6,206.73 × 2,188.38
  4. Step 4: Simplify right side
    4,135.74x = 13,582,683.80
  5. Step 5: Solve for x
    x = 13,582,683.80/4,135.74
  6. Step 6: Final answer
    x = 3,284.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.