Home / 2,323.04-3,205.79-1,328.87

Finding the Fourth Proportional to 2,323.04, 3,205.79 and 1,328.87

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Solution

The fourth proportional to 2,323.04, 3,205.79 and 1,328.87 is: 1,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.04 : 3,205.79 = 1,328.87 : x
  2. Step 2: Convert to fraction form
    2,323.04/3,205.79 = 1,328.87/x
  3. Step 3: Cross multiply
    2,323.04x = 3,205.79 × 1,328.87
  4. Step 4: Simplify right side
    2,323.04x = 4,260,078.16
  5. Step 5: Solve for x
    x = 4,260,078.16/2,323.04
  6. Step 6: Final answer
    x = 1,833.84

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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.