Home / 4,218.62-5,820.96-2,707.52

Finding the Fourth Proportional to 4,218.62, 5,820.96 and 2,707.52

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Solution

The fourth proportional to 4,218.62, 5,820.96 and 2,707.52 is: 3,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.62 : 5,820.96 = 2,707.52 : x
  2. Step 2: Convert to fraction form
    4,218.62/5,820.96 = 2,707.52/x
  3. Step 3: Cross multiply
    4,218.62x = 5,820.96 × 2,707.52
  4. Step 4: Simplify right side
    4,218.62x = 15,760,365.62
  5. Step 5: Solve for x
    x = 15,760,365.62/4,218.62
  6. Step 6: Final answer
    x = 3,735.91

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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.