Home / 2,685.56-4,029.46-1,043.26

Finding the Fourth Proportional to 2,685.56, 4,029.46 and 1,043.26

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Solution

The fourth proportional to 2,685.56, 4,029.46 and 1,043.26 is: 1,565.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.56 : 4,029.46 = 1,043.26 : x
  2. Step 2: Convert to fraction form
    2,685.56/4,029.46 = 1,043.26/x
  3. Step 3: Cross multiply
    2,685.56x = 4,029.46 × 1,043.26
  4. Step 4: Simplify right side
    2,685.56x = 4,203,774.44
  5. Step 5: Solve for x
    x = 4,203,774.44/2,685.56
  6. Step 6: Final answer
    x = 1,565.33

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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.