Home / 3,543.39-4,889.94-1,950.09

Finding the Fourth Proportional to 3,543.39, 4,889.94 and 1,950.09

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Solution

The fourth proportional to 3,543.39, 4,889.94 and 1,950.09 is: 2,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.39 : 4,889.94 = 1,950.09 : x
  2. Step 2: Convert to fraction form
    3,543.39/4,889.94 = 1,950.09/x
  3. Step 3: Cross multiply
    3,543.39x = 4,889.94 × 1,950.09
  4. Step 4: Simplify right side
    3,543.39x = 9,535,823.09
  5. Step 5: Solve for x
    x = 9,535,823.09/3,543.39
  6. Step 6: Final answer
    x = 2,691.16

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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.