Home / 9,319.24-13,979.76-3,474.48

Finding the Fourth Proportional to 9,319.24, 13,979.76 and 3,474.48

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Solution

The fourth proportional to 9,319.24, 13,979.76 and 3,474.48 is: 5,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.24 : 13,979.76 = 3,474.48 : x
  2. Step 2: Convert to fraction form
    9,319.24/13,979.76 = 3,474.48/x
  3. Step 3: Cross multiply
    9,319.24x = 13,979.76 × 3,474.48
  4. Step 4: Simplify right side
    9,319.24x = 48,572,396.52
  5. Step 5: Solve for x
    x = 48,572,396.52/9,319.24
  6. Step 6: Final answer
    x = 5,212.06

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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.