Home / 7,980.92-11,973.32-2,434.37

Finding the Fourth Proportional to 7,980.92, 11,973.32 and 2,434.37

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Solution

The fourth proportional to 7,980.92, 11,973.32 and 2,434.37 is: 3,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980.92 : 11,973.32 = 2,434.37 : x
  2. Step 2: Convert to fraction form
    7,980.92/11,973.32 = 2,434.37/x
  3. Step 3: Cross multiply
    7,980.92x = 11,973.32 × 2,434.37
  4. Step 4: Simplify right side
    7,980.92x = 29,147,437.23
  5. Step 5: Solve for x
    x = 29,147,437.23/7,980.92
  6. Step 6: Final answer
    x = 3,652.14

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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.