Home / 3,548.57-4,896.92-1,976.63

Finding the Fourth Proportional to 3,548.57, 4,896.92 and 1,976.63

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Solution

The fourth proportional to 3,548.57, 4,896.92 and 1,976.63 is: 2,727.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.57 : 4,896.92 = 1,976.63 : x
  2. Step 2: Convert to fraction form
    3,548.57/4,896.92 = 1,976.63/x
  3. Step 3: Cross multiply
    3,548.57x = 4,896.92 × 1,976.63
  4. Step 4: Simplify right side
    3,548.57x = 9,679,364.61
  5. Step 5: Solve for x
    x = 9,679,364.61/3,548.57
  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.