Home / 5,566.39-7,682.31-3,208.55

Finding the Fourth Proportional to 5,566.39, 7,682.31 and 3,208.55

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Solution

The fourth proportional to 5,566.39, 7,682.31 and 3,208.55 is: 4,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.39 : 7,682.31 = 3,208.55 : x
  2. Step 2: Convert to fraction form
    5,566.39/7,682.31 = 3,208.55/x
  3. Step 3: Cross multiply
    5,566.39x = 7,682.31 × 3,208.55
  4. Step 4: Simplify right side
    5,566.39x = 24,649,037.34
  5. Step 5: Solve for x
    x = 24,649,037.34/5,566.39
  6. Step 6: Final answer
    x = 4,428.19

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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.