Home / 3,453.12-4,765.29-2,036.81

Finding the Fourth Proportional to 3,453.12, 4,765.29 and 2,036.81

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Solution

The fourth proportional to 3,453.12, 4,765.29 and 2,036.81 is: 2,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.12 : 4,765.29 = 2,036.81 : x
  2. Step 2: Convert to fraction form
    3,453.12/4,765.29 = 2,036.81/x
  3. Step 3: Cross multiply
    3,453.12x = 4,765.29 × 2,036.81
  4. Step 4: Simplify right side
    3,453.12x = 9,706,006.08
  5. Step 5: Solve for x
    x = 9,706,006.08/3,453.12
  6. Step 6: Final answer
    x = 2,810.79

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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.