Home / 3,204.74-4,421.31-1,877.96

Finding the Fourth Proportional to 3,204.74, 4,421.31 and 1,877.96

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Solution

The fourth proportional to 3,204.74, 4,421.31 and 1,877.96 is: 2,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.74 : 4,421.31 = 1,877.96 : x
  2. Step 2: Convert to fraction form
    3,204.74/4,421.31 = 1,877.96/x
  3. Step 3: Cross multiply
    3,204.74x = 4,421.31 × 1,877.96
  4. Step 4: Simplify right side
    3,204.74x = 8,303,043.33
  5. Step 5: Solve for x
    x = 8,303,043.33/3,204.74
  6. Step 6: Final answer
    x = 2,590.86

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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.