Home / 2,963.12-4,431.96-1,727.44

Finding the Fourth Proportional to 2,963.12, 4,431.96 and 1,727.44

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Solution

The fourth proportional to 2,963.12, 4,431.96 and 1,727.44 is: 2,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.12 : 4,431.96 = 1,727.44 : x
  2. Step 2: Convert to fraction form
    2,963.12/4,431.96 = 1,727.44/x
  3. Step 3: Cross multiply
    2,963.12x = 4,431.96 × 1,727.44
  4. Step 4: Simplify right side
    2,963.12x = 7,655,944.98
  5. Step 5: Solve for x
    x = 7,655,944.98/2,963.12
  6. Step 6: Final answer
    x = 2,583.74

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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.