Home / 4,480.56-6,721.20-1,193.64

Finding the Fourth Proportional to 4,480.56, 6,721.20 and 1,193.64

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Solution

The fourth proportional to 4,480.56, 6,721.20 and 1,193.64 is: 1,790.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.56 : 6,721.20 = 1,193.64 : x
  2. Step 2: Convert to fraction form
    4,480.56/6,721.20 = 1,193.64/x
  3. Step 3: Cross multiply
    4,480.56x = 6,721.20 × 1,193.64
  4. Step 4: Simplify right side
    4,480.56x = 8,022,693.17
  5. Step 5: Solve for x
    x = 8,022,693.17/4,480.56
  6. Step 6: Final answer
    x = 1,790.56

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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.