Home / 3,582.80-4,945.96-2,698.96

Finding the Fourth Proportional to 3,582.80, 4,945.96 and 2,698.96

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Solution

The fourth proportional to 3,582.80, 4,945.96 and 2,698.96 is: 3,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.80 : 4,945.96 = 2,698.96 : x
  2. Step 2: Convert to fraction form
    3,582.80/4,945.96 = 2,698.96/x
  3. Step 3: Cross multiply
    3,582.80x = 4,945.96 × 2,698.96
  4. Step 4: Simplify right side
    3,582.80x = 13,348,948.20
  5. Step 5: Solve for x
    x = 13,348,948.20/3,582.80
  6. Step 6: Final answer
    x = 3,725.84

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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.