Home / 7,825.59-11,735.55-2,630.25

Finding the Fourth Proportional to 7,825.59, 11,735.55 and 2,630.25

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Solution

The fourth proportional to 7,825.59, 11,735.55 and 2,630.25 is: 3,944.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.59 : 11,735.55 = 2,630.25 : x
  2. Step 2: Convert to fraction form
    7,825.59/11,735.55 = 2,630.25/x
  3. Step 3: Cross multiply
    7,825.59x = 11,735.55 × 2,630.25
  4. Step 4: Simplify right side
    7,825.59x = 30,867,430.39
  5. Step 5: Solve for x
    x = 30,867,430.39/7,825.59
  6. Step 6: Final answer
    x = 3,944.42

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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.