Home / 9,276.22-12,800.48-5,296.79

Finding the Fourth Proportional to 9,276.22, 12,800.48 and 5,296.79

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Solution

The fourth proportional to 9,276.22, 12,800.48 and 5,296.79 is: 7,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.22 : 12,800.48 = 5,296.79 : x
  2. Step 2: Convert to fraction form
    9,276.22/12,800.48 = 5,296.79/x
  3. Step 3: Cross multiply
    9,276.22x = 12,800.48 × 5,296.79
  4. Step 4: Simplify right side
    9,276.22x = 67,801,489.77
  5. Step 5: Solve for x
    x = 67,801,489.77/9,276.22
  6. Step 6: Final answer
    x = 7,309.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.