Home / 5,776.56-8,665.80-2,698.56

Finding the Fourth Proportional to 5,776.56, 8,665.80 and 2,698.56

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Solution

The fourth proportional to 5,776.56, 8,665.80 and 2,698.56 is: 4,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.56 : 8,665.80 = 2,698.56 : x
  2. Step 2: Convert to fraction form
    5,776.56/8,665.80 = 2,698.56/x
  3. Step 3: Cross multiply
    5,776.56x = 8,665.80 × 2,698.56
  4. Step 4: Simplify right side
    5,776.56x = 23,385,181.25
  5. Step 5: Solve for x
    x = 23,385,181.25/5,776.56
  6. Step 6: Final answer
    x = 4,048.29

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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.