Home / 4,268.50-6,395.47-3,029.78

Finding the Fourth Proportional to 4,268.50, 6,395.47 and 3,029.78

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Solution

The fourth proportional to 4,268.50, 6,395.47 and 3,029.78 is: 4,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.50 : 6,395.47 = 3,029.78 : x
  2. Step 2: Convert to fraction form
    4,268.50/6,395.47 = 3,029.78/x
  3. Step 3: Cross multiply
    4,268.50x = 6,395.47 × 3,029.78
  4. Step 4: Simplify right side
    4,268.50x = 19,376,867.10
  5. Step 5: Solve for x
    x = 19,376,867.10/4,268.50
  6. Step 6: Final answer
    x = 4,539.50

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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.