Home / 4,287.44-5,912.33-2,607.21

Finding the Fourth Proportional to 4,287.44, 5,912.33 and 2,607.21

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Solution

The fourth proportional to 4,287.44, 5,912.33 and 2,607.21 is: 3,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.44 : 5,912.33 = 2,607.21 : x
  2. Step 2: Convert to fraction form
    4,287.44/5,912.33 = 2,607.21/x
  3. Step 3: Cross multiply
    4,287.44x = 5,912.33 × 2,607.21
  4. Step 4: Simplify right side
    4,287.44x = 15,414,672.86
  5. Step 5: Solve for x
    x = 15,414,672.86/4,287.44
  6. Step 6: Final answer
    x = 3,595.31

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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.