Home / 1,757.92-2,426.39-1,011.96

Finding the Fourth Proportional to 1,757.92, 2,426.39 and 1,011.96

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Solution

The fourth proportional to 1,757.92, 2,426.39 and 1,011.96 is: 1,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.92 : 2,426.39 = 1,011.96 : x
  2. Step 2: Convert to fraction form
    1,757.92/2,426.39 = 1,011.96/x
  3. Step 3: Cross multiply
    1,757.92x = 2,426.39 × 1,011.96
  4. Step 4: Simplify right side
    1,757.92x = 2,455,409.62
  5. Step 5: Solve for x
    x = 2,455,409.62/1,757.92
  6. Step 6: Final answer
    x = 1,396.77

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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.