Home / 7,735.60-11,604.08-2,188.96

Finding the Fourth Proportional to 7,735.60, 11,604.08 and 2,188.96

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Solution

The fourth proportional to 7,735.60, 11,604.08 and 2,188.96 is: 3,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.60 : 11,604.08 = 2,188.96 : x
  2. Step 2: Convert to fraction form
    7,735.60/11,604.08 = 2,188.96/x
  3. Step 3: Cross multiply
    7,735.60x = 11,604.08 × 2,188.96
  4. Step 4: Simplify right side
    7,735.60x = 25,400,866.96
  5. Step 5: Solve for x
    x = 25,400,866.96/7,735.60
  6. Step 6: Final answer
    x = 3,283.63

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1.5x scale

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.