Home / 3,264.30-4,893.60-1,944.80

Finding the Fourth Proportional to 3,264.30, 4,893.60 and 1,944.80

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Solution

The fourth proportional to 3,264.30, 4,893.60 and 1,944.80 is: 2,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.30 : 4,893.60 = 1,944.80 : x
  2. Step 2: Convert to fraction form
    3,264.30/4,893.60 = 1,944.80/x
  3. Step 3: Cross multiply
    3,264.30x = 4,893.60 × 1,944.80
  4. Step 4: Simplify right side
    3,264.30x = 9,517,073.28
  5. Step 5: Solve for x
    x = 9,517,073.28/3,264.30
  6. Step 6: Final answer
    x = 2,915.50

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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.