Home / 5,145.00-7,713.96-2,025.37

Finding the Fourth Proportional to 5,145.00, 7,713.96 and 2,025.37

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Solution

The fourth proportional to 5,145.00, 7,713.96 and 2,025.37 is: 3,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145.00 : 7,713.96 = 2,025.37 : x
  2. Step 2: Convert to fraction form
    5,145.00/7,713.96 = 2,025.37/x
  3. Step 3: Cross multiply
    5,145.00x = 7,713.96 × 2,025.37
  4. Step 4: Simplify right side
    5,145.00x = 15,623,598.37
  5. Step 5: Solve for x
    x = 15,623,598.37/5,145.00
  6. Step 6: Final answer
    x = 3,036.65

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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.