Home / 5,566.56-7,680.70-3,327.60

Finding the Fourth Proportional to 5,566.56, 7,680.70 and 3,327.60

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Solution

The fourth proportional to 5,566.56, 7,680.70 and 3,327.60 is: 4,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.56 : 7,680.70 = 3,327.60 : x
  2. Step 2: Convert to fraction form
    5,566.56/7,680.70 = 3,327.60/x
  3. Step 3: Cross multiply
    5,566.56x = 7,680.70 × 3,327.60
  4. Step 4: Simplify right side
    5,566.56x = 25,558,297.32
  5. Step 5: Solve for x
    x = 25,558,297.32/5,566.56
  6. Step 6: Final answer
    x = 4,591.40

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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.