Home / 3,901.79-5,845.25-2,317.15

Finding the Fourth Proportional to 3,901.79, 5,845.25 and 2,317.15

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Solution

The fourth proportional to 3,901.79, 5,845.25 and 2,317.15 is: 3,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.79 : 5,845.25 = 2,317.15 : x
  2. Step 2: Convert to fraction form
    3,901.79/5,845.25 = 2,317.15/x
  3. Step 3: Cross multiply
    3,901.79x = 5,845.25 × 2,317.15
  4. Step 4: Simplify right side
    3,901.79x = 13,544,312.22
  5. Step 5: Solve for x
    x = 13,544,312.22/3,901.79
  6. Step 6: Final answer
    x = 3,471.31

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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.