Home / 1,912.23-2,641.48-1,497.83

Finding the Fourth Proportional to 1,912.23, 2,641.48 and 1,497.83

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Solution

The fourth proportional to 1,912.23, 2,641.48 and 1,497.83 is: 2,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912.23 : 2,641.48 = 1,497.83 : x
  2. Step 2: Convert to fraction form
    1,912.23/2,641.48 = 1,497.83/x
  3. Step 3: Cross multiply
    1,912.23x = 2,641.48 × 1,497.83
  4. Step 4: Simplify right side
    1,912.23x = 3,956,471.04
  5. Step 5: Solve for x
    x = 3,956,471.04/1,912.23
  6. Step 6: Final answer
    x = 2,069.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.