Home / 5,527.05-7,627.19-3,009.21

Finding the Fourth Proportional to 5,527.05, 7,627.19 and 3,009.21

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Solution

The fourth proportional to 5,527.05, 7,627.19 and 3,009.21 is: 4,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.05 : 7,627.19 = 3,009.21 : x
  2. Step 2: Convert to fraction form
    5,527.05/7,627.19 = 3,009.21/x
  3. Step 3: Cross multiply
    5,527.05x = 7,627.19 × 3,009.21
  4. Step 4: Simplify right side
    5,527.05x = 22,951,801.37
  5. Step 5: Solve for x
    x = 22,951,801.37/5,527.05
  6. Step 6: Final answer
    x = 4,152.63

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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.