Home / 3,268.62-4,901.22-1,418.76

Finding the Fourth Proportional to 3,268.62, 4,901.22 and 1,418.76

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Solution

The fourth proportional to 3,268.62, 4,901.22 and 1,418.76 is: 2,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.62 : 4,901.22 = 1,418.76 : x
  2. Step 2: Convert to fraction form
    3,268.62/4,901.22 = 1,418.76/x
  3. Step 3: Cross multiply
    3,268.62x = 4,901.22 × 1,418.76
  4. Step 4: Simplify right side
    3,268.62x = 6,953,654.89
  5. Step 5: Solve for x
    x = 6,953,654.89/3,268.62
  6. Step 6: Final answer
    x = 2,127.40

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1.5x scale

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.