Home / 3,256.90-4,875.62-2,217.94

Finding the Fourth Proportional to 3,256.90, 4,875.62 and 2,217.94

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Solution

The fourth proportional to 3,256.90, 4,875.62 and 2,217.94 is: 3,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.90 : 4,875.62 = 2,217.94 : x
  2. Step 2: Convert to fraction form
    3,256.90/4,875.62 = 2,217.94/x
  3. Step 3: Cross multiply
    3,256.90x = 4,875.62 × 2,217.94
  4. Step 4: Simplify right side
    3,256.90x = 10,813,832.62
  5. Step 5: Solve for x
    x = 10,813,832.62/3,256.90
  6. Step 6: Final answer
    x = 3,320.28

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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.