Home / 4,228.20-5,832-2,654.64

Finding the Fourth Proportional to 4,228.20, 5,832 and 2,654.64

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Solution

The fourth proportional to 4,228.20, 5,832 and 2,654.64 is: 3,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.20 : 5,832 = 2,654.64 : x
  2. Step 2: Convert to fraction form
    4,228.20/5,832 = 2,654.64/x
  3. Step 3: Cross multiply
    4,228.20x = 5,832 × 2,654.64
  4. Step 4: Simplify right side
    4,228.20x = 15,481,860.48
  5. Step 5: Solve for x
    x = 15,481,860.48/4,228.20
  6. Step 6: Final answer
    x = 3,661.57

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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.