Home / 3,357.18-4,629.83-2,239.38

Finding the Fourth Proportional to 3,357.18, 4,629.83 and 2,239.38

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Solution

The fourth proportional to 3,357.18, 4,629.83 and 2,239.38 is: 3,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.18 : 4,629.83 = 2,239.38 : x
  2. Step 2: Convert to fraction form
    3,357.18/4,629.83 = 2,239.38/x
  3. Step 3: Cross multiply
    3,357.18x = 4,629.83 × 2,239.38
  4. Step 4: Simplify right side
    3,357.18x = 10,367,937.51
  5. Step 5: Solve for x
    x = 10,367,937.51/3,357.18
  6. Step 6: Final answer
    x = 3,088.29

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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.