Home / 7,414.78-11,122.30-2,483.50

Finding the Fourth Proportional to 7,414.78, 11,122.30 and 2,483.50

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Solution

The fourth proportional to 7,414.78, 11,122.30 and 2,483.50 is: 3,725.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.78 : 11,122.30 = 2,483.50 : x
  2. Step 2: Convert to fraction form
    7,414.78/11,122.30 = 2,483.50/x
  3. Step 3: Cross multiply
    7,414.78x = 11,122.30 × 2,483.50
  4. Step 4: Simplify right side
    7,414.78x = 27,622,232.05
  5. Step 5: Solve for x
    x = 27,622,232.05/7,414.78
  6. Step 6: Final answer
    x = 3,725.29

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1.5x scale

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.