Home / 7,605.12-11,409.92-2,410.88

Finding the Fourth Proportional to 7,605.12, 11,409.92 and 2,410.88

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Solution

The fourth proportional to 7,605.12, 11,409.92 and 2,410.88 is: 3,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.12 : 11,409.92 = 2,410.88 : x
  2. Step 2: Convert to fraction form
    7,605.12/11,409.92 = 2,410.88/x
  3. Step 3: Cross multiply
    7,605.12x = 11,409.92 × 2,410.88
  4. Step 4: Simplify right side
    7,605.12x = 27,507,947.93
  5. Step 5: Solve for x
    x = 27,507,947.93/7,605.12
  6. Step 6: Final answer
    x = 3,617.03

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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.