Home / 6,218.82-9,328.76-1,776.56

Finding the Fourth Proportional to 6,218.82, 9,328.76 and 1,776.56

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Solution

The fourth proportional to 6,218.82, 9,328.76 and 1,776.56 is: 2,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.82 : 9,328.76 = 1,776.56 : x
  2. Step 2: Convert to fraction form
    6,218.82/9,328.76 = 1,776.56/x
  3. Step 3: Cross multiply
    6,218.82x = 9,328.76 × 1,776.56
  4. Step 4: Simplify right side
    6,218.82x = 16,573,053.00
  5. Step 5: Solve for x
    x = 16,573,053.00/6,218.82
  6. Step 6: Final answer
    x = 2,664.98

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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.