Home / 3,548.44-4,896.88-1,976.57

Finding the Fourth Proportional to 3,548.44, 4,896.88 and 1,976.57

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Solution

The fourth proportional to 3,548.44, 4,896.88 and 1,976.57 is: 2,727.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.44 : 4,896.88 = 1,976.57 : x
  2. Step 2: Convert to fraction form
    3,548.44/4,896.88 = 1,976.57/x
  3. Step 3: Cross multiply
    3,548.44x = 4,896.88 × 1,976.57
  4. Step 4: Simplify right side
    3,548.44x = 9,679,026.10
  5. Step 5: Solve for x
    x = 9,679,026.10/3,548.44
  6. Step 6: Final answer
    x = 2,727.68

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1.5x scale

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.