Home / 1,635.31-2,451.07-1,019.17

Finding the Fourth Proportional to 1,635.31, 2,451.07 and 1,019.17

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Solution

The fourth proportional to 1,635.31, 2,451.07 and 1,019.17 is: 1,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.31 : 2,451.07 = 1,019.17 : x
  2. Step 2: Convert to fraction form
    1,635.31/2,451.07 = 1,019.17/x
  3. Step 3: Cross multiply
    1,635.31x = 2,451.07 × 1,019.17
  4. Step 4: Simplify right side
    1,635.31x = 2,498,057.01
  5. Step 5: Solve for x
    x = 2,498,057.01/1,635.31
  6. Step 6: Final answer
    x = 1,527.57

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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.