Home / 4,380.81-6,572.24-1,260.73

Finding the Fourth Proportional to 4,380.81, 6,572.24 and 1,260.73

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Solution

The fourth proportional to 4,380.81, 6,572.24 and 1,260.73 is: 1,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.81 : 6,572.24 = 1,260.73 : x
  2. Step 2: Convert to fraction form
    4,380.81/6,572.24 = 1,260.73/x
  3. Step 3: Cross multiply
    4,380.81x = 6,572.24 × 1,260.73
  4. Step 4: Simplify right side
    4,380.81x = 8,285,820.14
  5. Step 5: Solve for x
    x = 8,285,820.14/4,380.81
  6. Step 6: Final answer
    x = 1,891.39

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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.