Home / 3,320.66-4,582.51-1,828.58

Finding the Fourth Proportional to 3,320.66, 4,582.51 and 1,828.58

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Solution

The fourth proportional to 3,320.66, 4,582.51 and 1,828.58 is: 2,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.66 : 4,582.51 = 1,828.58 : x
  2. Step 2: Convert to fraction form
    3,320.66/4,582.51 = 1,828.58/x
  3. Step 3: Cross multiply
    3,320.66x = 4,582.51 × 1,828.58
  4. Step 4: Simplify right side
    3,320.66x = 8,379,458.65
  5. Step 5: Solve for x
    x = 8,379,458.65/3,320.66
  6. Step 6: Final answer
    x = 2,523.43

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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.