Home / 2,040.84-2,814.60-1,293.96

Finding the Fourth Proportional to 2,040.84, 2,814.60 and 1,293.96

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Solution

The fourth proportional to 2,040.84, 2,814.60 and 1,293.96 is: 1,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.84 : 2,814.60 = 1,293.96 : x
  2. Step 2: Convert to fraction form
    2,040.84/2,814.60 = 1,293.96/x
  3. Step 3: Cross multiply
    2,040.84x = 2,814.60 × 1,293.96
  4. Step 4: Simplify right side
    2,040.84x = 3,641,979.82
  5. Step 5: Solve for x
    x = 3,641,979.82/2,040.84
  6. Step 6: Final answer
    x = 1,784.55

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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.