Home / 5,913.64-8,160.70-3,261.29

Finding the Fourth Proportional to 5,913.64, 8,160.70 and 3,261.29

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Solution

The fourth proportional to 5,913.64, 8,160.70 and 3,261.29 is: 4,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.64 : 8,160.70 = 3,261.29 : x
  2. Step 2: Convert to fraction form
    5,913.64/8,160.70 = 3,261.29/x
  3. Step 3: Cross multiply
    5,913.64x = 8,160.70 × 3,261.29
  4. Step 4: Simplify right side
    5,913.64x = 26,614,409.30
  5. Step 5: Solve for x
    x = 26,614,409.30/5,913.64
  6. Step 6: Final answer
    x = 4,500.51

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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.