Home / 7,754.80-11,633.92-2,560.32

Finding the Fourth Proportional to 7,754.80, 11,633.92 and 2,560.32

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Solution

The fourth proportional to 7,754.80, 11,633.92 and 2,560.32 is: 3,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.80 : 11,633.92 = 2,560.32 : x
  2. Step 2: Convert to fraction form
    7,754.80/11,633.92 = 2,560.32/x
  3. Step 3: Cross multiply
    7,754.80x = 11,633.92 × 2,560.32
  4. Step 4: Simplify right side
    7,754.80x = 29,786,558.05
  5. Step 5: Solve for x
    x = 29,786,558.05/7,754.80
  6. Step 6: Final answer
    x = 3,841.05

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1.5x scale

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.