Home / 7,027.48-10,538.10-3,739.88

Finding the Fourth Proportional to 7,027.48, 10,538.10 and 3,739.88

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Solution

The fourth proportional to 7,027.48, 10,538.10 and 3,739.88 is: 5,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.48 : 10,538.10 = 3,739.88 : x
  2. Step 2: Convert to fraction form
    7,027.48/10,538.10 = 3,739.88/x
  3. Step 3: Cross multiply
    7,027.48x = 10,538.10 × 3,739.88
  4. Step 4: Simplify right side
    7,027.48x = 39,411,229.43
  5. Step 5: Solve for x
    x = 39,411,229.43/7,027.48
  6. Step 6: Final answer
    x = 5,608.16

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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.