Home / 4,189.19-6,287.83-3,192.68

Finding the Fourth Proportional to 4,189.19, 6,287.83 and 3,192.68

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Solution

The fourth proportional to 4,189.19, 6,287.83 and 3,192.68 is: 4,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.19 : 6,287.83 = 3,192.68 : x
  2. Step 2: Convert to fraction form
    4,189.19/6,287.83 = 3,192.68/x
  3. Step 3: Cross multiply
    4,189.19x = 6,287.83 × 3,192.68
  4. Step 4: Simplify right side
    4,189.19x = 20,075,036.82
  5. Step 5: Solve for x
    x = 20,075,036.82/4,189.19
  6. Step 6: Final answer
    x = 4,792.11

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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.