Home / 3,257.62-4,495.30-2,078.56

Finding the Fourth Proportional to 3,257.62, 4,495.30 and 2,078.56

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Solution

The fourth proportional to 3,257.62, 4,495.30 and 2,078.56 is: 2,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.62 : 4,495.30 = 2,078.56 : x
  2. Step 2: Convert to fraction form
    3,257.62/4,495.30 = 2,078.56/x
  3. Step 3: Cross multiply
    3,257.62x = 4,495.30 × 2,078.56
  4. Step 4: Simplify right side
    3,257.62x = 9,343,750.77
  5. Step 5: Solve for x
    x = 9,343,750.77/3,257.62
  6. Step 6: Final answer
    x = 2,868.28

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1.5x scale

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.