Home / 5,009.22-6,912.36-2,771.01

Finding the Fourth Proportional to 5,009.22, 6,912.36 and 2,771.01

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Solution

The fourth proportional to 5,009.22, 6,912.36 and 2,771.01 is: 3,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.22 : 6,912.36 = 2,771.01 : x
  2. Step 2: Convert to fraction form
    5,009.22/6,912.36 = 2,771.01/x
  3. Step 3: Cross multiply
    5,009.22x = 6,912.36 × 2,771.01
  4. Step 4: Simplify right side
    5,009.22x = 19,154,218.68
  5. Step 5: Solve for x
    x = 19,154,218.68/5,009.22
  6. Step 6: Final answer
    x = 3,823.79

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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.