Home / 3,368.97-5,053.52-1,147.79

Finding the Fourth Proportional to 3,368.97, 5,053.52 and 1,147.79

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Solution

The fourth proportional to 3,368.97, 5,053.52 and 1,147.79 is: 1,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.97 : 5,053.52 = 1,147.79 : x
  2. Step 2: Convert to fraction form
    3,368.97/5,053.52 = 1,147.79/x
  3. Step 3: Cross multiply
    3,368.97x = 5,053.52 × 1,147.79
  4. Step 4: Simplify right side
    3,368.97x = 5,800,395.22
  5. Step 5: Solve for x
    x = 5,800,395.22/3,368.97
  6. Step 6: Final answer
    x = 1,721.71

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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.