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Finding the Fourth Proportional to 5,566.78, 7,682.37 and 3,048.73

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Solution

The fourth proportional to 5,566.78, 7,682.37 and 3,048.73 is: 4,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.78 : 7,682.37 = 3,048.73 : x
  2. Step 2: Convert to fraction form
    5,566.78/7,682.37 = 3,048.73/x
  3. Step 3: Cross multiply
    5,566.78x = 7,682.37 × 3,048.73
  4. Step 4: Simplify right side
    5,566.78x = 23,421,471.89
  5. Step 5: Solve for x
    x = 23,421,471.89/5,566.78
  6. Step 6: Final answer
    x = 4,207.36

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1.5x scale

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.