Home / 5,317.31-7,973.22-2,394.02

Finding the Fourth Proportional to 5,317.31, 7,973.22 and 2,394.02

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Solution

The fourth proportional to 5,317.31, 7,973.22 and 2,394.02 is: 3,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.31 : 7,973.22 = 2,394.02 : x
  2. Step 2: Convert to fraction form
    5,317.31/7,973.22 = 2,394.02/x
  3. Step 3: Cross multiply
    5,317.31x = 7,973.22 × 2,394.02
  4. Step 4: Simplify right side
    5,317.31x = 19,088,048.14
  5. Step 5: Solve for x
    x = 19,088,048.14/5,317.31
  6. Step 6: Final answer
    x = 3,589.79

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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.