Home / 3,548.81-4,896.65-1,976.87

Finding the Fourth Proportional to 3,548.81, 4,896.65 and 1,976.87

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Solution

The fourth proportional to 3,548.81, 4,896.65 and 1,976.87 is: 2,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.81 : 4,896.65 = 1,976.87 : x
  2. Step 2: Convert to fraction form
    3,548.81/4,896.65 = 1,976.87/x
  3. Step 3: Cross multiply
    3,548.81x = 4,896.65 × 1,976.87
  4. Step 4: Simplify right side
    3,548.81x = 9,680,057.67
  5. Step 5: Solve for x
    x = 9,680,057.67/3,548.81
  6. Step 6: Final answer
    x = 2,727.69

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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.