Home / 5,527.38-7,627.73-3,289.22

Finding the Fourth Proportional to 5,527.38, 7,627.73 and 3,289.22

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Solution

The fourth proportional to 5,527.38, 7,627.73 and 3,289.22 is: 4,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.38 : 7,627.73 = 3,289.22 : x
  2. Step 2: Convert to fraction form
    5,527.38/7,627.73 = 3,289.22/x
  3. Step 3: Cross multiply
    5,527.38x = 7,627.73 × 3,289.22
  4. Step 4: Simplify right side
    5,527.38x = 25,089,227.49
  5. Step 5: Solve for x
    x = 25,089,227.49/5,527.38
  6. Step 6: Final answer
    x = 4,539.08

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Half scale
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Double scale
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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.