Home / 2,284.13-3,423.70-1,171.99

Finding the Fourth Proportional to 2,284.13, 3,423.70 and 1,171.99

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Solution

The fourth proportional to 2,284.13, 3,423.70 and 1,171.99 is: 1,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.13 : 3,423.70 = 1,171.99 : x
  2. Step 2: Convert to fraction form
    2,284.13/3,423.70 = 1,171.99/x
  3. Step 3: Cross multiply
    2,284.13x = 3,423.70 × 1,171.99
  4. Step 4: Simplify right side
    2,284.13x = 4,012,542.16
  5. Step 5: Solve for x
    x = 4,012,542.16/2,284.13
  6. Step 6: Final answer
    x = 1,756.70

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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.