Home / 5,551.14-7,660.80-3,193.28

Finding the Fourth Proportional to 5,551.14, 7,660.80 and 3,193.28

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Solution

The fourth proportional to 5,551.14, 7,660.80 and 3,193.28 is: 4,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.14 : 7,660.80 = 3,193.28 : x
  2. Step 2: Convert to fraction form
    5,551.14/7,660.80 = 3,193.28/x
  3. Step 3: Cross multiply
    5,551.14x = 7,660.80 × 3,193.28
  4. Step 4: Simplify right side
    5,551.14x = 24,463,079.42
  5. Step 5: Solve for x
    x = 24,463,079.42/5,551.14
  6. Step 6: Final answer
    x = 4,406.86

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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.