Home / 4,528.44-6,247.77-2,639.60

Finding the Fourth Proportional to 4,528.44, 6,247.77 and 2,639.60

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Solution

The fourth proportional to 4,528.44, 6,247.77 and 2,639.60 is: 3,641.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.44 : 6,247.77 = 2,639.60 : x
  2. Step 2: Convert to fraction form
    4,528.44/6,247.77 = 2,639.60/x
  3. Step 3: Cross multiply
    4,528.44x = 6,247.77 × 2,639.60
  4. Step 4: Simplify right side
    4,528.44x = 16,491,592.35
  5. Step 5: Solve for x
    x = 16,491,592.35/4,528.44
  6. Step 6: Final answer
    x = 3,641.78

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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.