Home / 2,812.04-3,879.96-1,632.41

Finding the Fourth Proportional to 2,812.04, 3,879.96 and 1,632.41

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Solution

The fourth proportional to 2,812.04, 3,879.96 and 1,632.41 is: 2,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812.04 : 3,879.96 = 1,632.41 : x
  2. Step 2: Convert to fraction form
    2,812.04/3,879.96 = 1,632.41/x
  3. Step 3: Cross multiply
    2,812.04x = 3,879.96 × 1,632.41
  4. Step 4: Simplify right side
    2,812.04x = 6,333,685.50
  5. Step 5: Solve for x
    x = 6,333,685.50/2,812.04
  6. Step 6: Final answer
    x = 2,252.35

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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.