Home / 3,937.30-5,905.96-1,164.02

Finding the Fourth Proportional to 3,937.30, 5,905.96 and 1,164.02

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Solution

The fourth proportional to 3,937.30, 5,905.96 and 1,164.02 is: 1,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.30 : 5,905.96 = 1,164.02 : x
  2. Step 2: Convert to fraction form
    3,937.30/5,905.96 = 1,164.02/x
  3. Step 3: Cross multiply
    3,937.30x = 5,905.96 × 1,164.02
  4. Step 4: Simplify right side
    3,937.30x = 6,874,655.56
  5. Step 5: Solve for x
    x = 6,874,655.56/3,937.30
  6. Step 6: Final answer
    x = 1,746.03

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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.