Home / 2,463.73-3,399.81-1,415.80

Finding the Fourth Proportional to 2,463.73, 3,399.81 and 1,415.80

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Solution

The fourth proportional to 2,463.73, 3,399.81 and 1,415.80 is: 1,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.73 : 3,399.81 = 1,415.80 : x
  2. Step 2: Convert to fraction form
    2,463.73/3,399.81 = 1,415.80/x
  3. Step 3: Cross multiply
    2,463.73x = 3,399.81 × 1,415.80
  4. Step 4: Simplify right side
    2,463.73x = 4,813,451.00
  5. Step 5: Solve for x
    x = 4,813,451.00/2,463.73
  6. Step 6: Final answer
    x = 1,953.73

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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.