Home / 3,326.02-4,590.44-1,981.69

Finding the Fourth Proportional to 3,326.02, 4,590.44 and 1,981.69

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Solution

The fourth proportional to 3,326.02, 4,590.44 and 1,981.69 is: 2,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.02 : 4,590.44 = 1,981.69 : x
  2. Step 2: Convert to fraction form
    3,326.02/4,590.44 = 1,981.69/x
  3. Step 3: Cross multiply
    3,326.02x = 4,590.44 × 1,981.69
  4. Step 4: Simplify right side
    3,326.02x = 9,096,815.09
  5. Step 5: Solve for x
    x = 9,096,815.09/3,326.02
  6. Step 6: Final answer
    x = 2,735.05

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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.