Home / 3,950.80-5,926.14-1,177.46

Finding the Fourth Proportional to 3,950.80, 5,926.14 and 1,177.46

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Solution

The fourth proportional to 3,950.80, 5,926.14 and 1,177.46 is: 1,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.80 : 5,926.14 = 1,177.46 : x
  2. Step 2: Convert to fraction form
    3,950.80/5,926.14 = 1,177.46/x
  3. Step 3: Cross multiply
    3,950.80x = 5,926.14 × 1,177.46
  4. Step 4: Simplify right side
    3,950.80x = 6,977,792.80
  5. Step 5: Solve for x
    x = 6,977,792.80/3,950.80
  6. Step 6: Final answer
    x = 1,766.17

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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.