Home / 3,620.50-5,426.96-1,673.98

Finding the Fourth Proportional to 3,620.50, 5,426.96 and 1,673.98

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Solution

The fourth proportional to 3,620.50, 5,426.96 and 1,673.98 is: 2,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.50 : 5,426.96 = 1,673.98 : x
  2. Step 2: Convert to fraction form
    3,620.50/5,426.96 = 1,673.98/x
  3. Step 3: Cross multiply
    3,620.50x = 5,426.96 × 1,673.98
  4. Step 4: Simplify right side
    3,620.50x = 9,084,622.50
  5. Step 5: Solve for x
    x = 9,084,622.50/3,620.50
  6. Step 6: Final answer
    x = 2,509.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.