Home / 3,369.12-5,053.68-1,177.98

Finding the Fourth Proportional to 3,369.12, 5,053.68 and 1,177.98

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Solution

The fourth proportional to 3,369.12, 5,053.68 and 1,177.98 is: 1,766.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.12 : 5,053.68 = 1,177.98 : x
  2. Step 2: Convert to fraction form
    3,369.12/5,053.68 = 1,177.98/x
  3. Step 3: Cross multiply
    3,369.12x = 5,053.68 × 1,177.98
  4. Step 4: Simplify right side
    3,369.12x = 5,953,133.97
  5. Step 5: Solve for x
    x = 5,953,133.97/3,369.12
  6. Step 6: Final answer
    x = 1,766.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.