Home / 3,141.29-4,711.74-1,193.45

Finding the Fourth Proportional to 3,141.29, 4,711.74 and 1,193.45

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Solution

The fourth proportional to 3,141.29, 4,711.74 and 1,193.45 is: 1,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.29 : 4,711.74 = 1,193.45 : x
  2. Step 2: Convert to fraction form
    3,141.29/4,711.74 = 1,193.45/x
  3. Step 3: Cross multiply
    3,141.29x = 4,711.74 × 1,193.45
  4. Step 4: Simplify right side
    3,141.29x = 5,623,198.07
  5. Step 5: Solve for x
    x = 5,623,198.07/3,141.29
  6. Step 6: Final answer
    x = 1,790.09

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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.