Home / 7,270.83-10,904.67-3,320.97

Finding the Fourth Proportional to 7,270.83, 10,904.67 and 3,320.97

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Solution

The fourth proportional to 7,270.83, 10,904.67 and 3,320.97 is: 4,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.83 : 10,904.67 = 3,320.97 : x
  2. Step 2: Convert to fraction form
    7,270.83/10,904.67 = 3,320.97/x
  3. Step 3: Cross multiply
    7,270.83x = 10,904.67 × 3,320.97
  4. Step 4: Simplify right side
    7,270.83x = 36,214,081.93
  5. Step 5: Solve for x
    x = 36,214,081.93/7,270.83
  6. Step 6: Final answer
    x = 4,980.74

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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.