Home / 3,218.24-4,829.28-2,062.40

Finding the Fourth Proportional to 3,218.24, 4,829.28 and 2,062.40

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Solution

The fourth proportional to 3,218.24, 4,829.28 and 2,062.40 is: 3,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.24 : 4,829.28 = 2,062.40 : x
  2. Step 2: Convert to fraction form
    3,218.24/4,829.28 = 2,062.40/x
  3. Step 3: Cross multiply
    3,218.24x = 4,829.28 × 2,062.40
  4. Step 4: Simplify right side
    3,218.24x = 9,959,907.07
  5. Step 5: Solve for x
    x = 9,959,907.07/3,218.24
  6. Step 6: Final answer
    x = 3,094.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.