Home / 3,852.33-5,316-2,150.72

Finding the Fourth Proportional to 3,852.33, 5,316 and 2,150.72

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Solution

The fourth proportional to 3,852.33, 5,316 and 2,150.72 is: 2,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.33 : 5,316 = 2,150.72 : x
  2. Step 2: Convert to fraction form
    3,852.33/5,316 = 2,150.72/x
  3. Step 3: Cross multiply
    3,852.33x = 5,316 × 2,150.72
  4. Step 4: Simplify right side
    3,852.33x = 11,433,200.94
  5. Step 5: Solve for x
    x = 11,433,200.94/3,852.33
  6. Step 6: Final answer
    x = 2,967.87

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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.