Home / 3,822.36-5,275.32-2,330.50

Finding the Fourth Proportional to 3,822.36, 5,275.32 and 2,330.50

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Solution

The fourth proportional to 3,822.36, 5,275.32 and 2,330.50 is: 3,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.36 : 5,275.32 = 2,330.50 : x
  2. Step 2: Convert to fraction form
    3,822.36/5,275.32 = 2,330.50/x
  3. Step 3: Cross multiply
    3,822.36x = 5,275.32 × 2,330.50
  4. Step 4: Simplify right side
    3,822.36x = 12,294,133.26
  5. Step 5: Solve for x
    x = 12,294,133.26/3,822.36
  6. Step 6: Final answer
    x = 3,216.37

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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.