Home / 3,677.70-5,518.73-1,456.76

Finding the Fourth Proportional to 3,677.70, 5,518.73 and 1,456.76

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Solution

The fourth proportional to 3,677.70, 5,518.73 and 1,456.76 is: 2,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.70 : 5,518.73 = 1,456.76 : x
  2. Step 2: Convert to fraction form
    3,677.70/5,518.73 = 1,456.76/x
  3. Step 3: Cross multiply
    3,677.70x = 5,518.73 × 1,456.76
  4. Step 4: Simplify right side
    3,677.70x = 8,039,430.24
  5. Step 5: Solve for x
    x = 8,039,430.24/3,677.70
  6. Step 6: Final answer
    x = 2,185.99

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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.