Home / 3,283.19-4,530.81-1,791.13

Finding the Fourth Proportional to 3,283.19, 4,530.81 and 1,791.13

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Solution

The fourth proportional to 3,283.19, 4,530.81 and 1,791.13 is: 2,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.19 : 4,530.81 = 1,791.13 : x
  2. Step 2: Convert to fraction form
    3,283.19/4,530.81 = 1,791.13/x
  3. Step 3: Cross multiply
    3,283.19x = 4,530.81 × 1,791.13
  4. Step 4: Simplify right side
    3,283.19x = 8,115,269.72
  5. Step 5: Solve for x
    x = 8,115,269.72/3,283.19
  6. Step 6: Final answer
    x = 2,471.76

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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.