Home / 1,694.32-2,538.96-1,232.98

Finding the Fourth Proportional to 1,694.32, 2,538.96 and 1,232.98

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Solution

The fourth proportional to 1,694.32, 2,538.96 and 1,232.98 is: 1,847.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.32 : 2,538.96 = 1,232.98 : x
  2. Step 2: Convert to fraction form
    1,694.32/2,538.96 = 1,232.98/x
  3. Step 3: Cross multiply
    1,694.32x = 2,538.96 × 1,232.98
  4. Step 4: Simplify right side
    1,694.32x = 3,130,486.90
  5. Step 5: Solve for x
    x = 3,130,486.90/1,694.32
  6. Step 6: Final answer
    x = 1,847.64

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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.