Home / 3,324.36-4,981.07-2,635.45

Finding the Fourth Proportional to 3,324.36, 4,981.07 and 2,635.45

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Solution

The fourth proportional to 3,324.36, 4,981.07 and 2,635.45 is: 3,948.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.36 : 4,981.07 = 2,635.45 : x
  2. Step 2: Convert to fraction form
    3,324.36/4,981.07 = 2,635.45/x
  3. Step 3: Cross multiply
    3,324.36x = 4,981.07 × 2,635.45
  4. Step 4: Simplify right side
    3,324.36x = 13,127,347.75
  5. Step 5: Solve for x
    x = 13,127,347.75/3,324.36
  6. Step 6: Final answer
    x = 3,948.84

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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.