Home / 3,411.17-5,112.33-1,535.68

Finding the Fourth Proportional to 3,411.17, 5,112.33 and 1,535.68

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Solution

The fourth proportional to 3,411.17, 5,112.33 and 1,535.68 is: 2,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.17 : 5,112.33 = 1,535.68 : x
  2. Step 2: Convert to fraction form
    3,411.17/5,112.33 = 1,535.68/x
  3. Step 3: Cross multiply
    3,411.17x = 5,112.33 × 1,535.68
  4. Step 4: Simplify right side
    3,411.17x = 7,850,902.93
  5. Step 5: Solve for x
    x = 7,850,902.93/3,411.17
  6. Step 6: Final answer
    x = 2,301.53

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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.