Home / 4,792.19-7,189.37-1,871.33

Finding the Fourth Proportional to 4,792.19, 7,189.37 and 1,871.33

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Solution

The fourth proportional to 4,792.19, 7,189.37 and 1,871.33 is: 2,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.19 : 7,189.37 = 1,871.33 : x
  2. Step 2: Convert to fraction form
    4,792.19/7,189.37 = 1,871.33/x
  3. Step 3: Cross multiply
    4,792.19x = 7,189.37 × 1,871.33
  4. Step 4: Simplify right side
    4,792.19x = 13,453,674.41
  5. Step 5: Solve for x
    x = 13,453,674.41/4,792.19
  6. Step 6: Final answer
    x = 2,807.42

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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.