Home / 4,493.28-6,740.64-1,896.60

Finding the Fourth Proportional to 4,493.28, 6,740.64 and 1,896.60

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Solution

The fourth proportional to 4,493.28, 6,740.64 and 1,896.60 is: 2,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.28 : 6,740.64 = 1,896.60 : x
  2. Step 2: Convert to fraction form
    4,493.28/6,740.64 = 1,896.60/x
  3. Step 3: Cross multiply
    4,493.28x = 6,740.64 × 1,896.60
  4. Step 4: Simplify right side
    4,493.28x = 12,784,297.82
  5. Step 5: Solve for x
    x = 12,784,297.82/4,493.28
  6. Step 6: Final answer
    x = 2,845.20

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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.