Home / 7,711.12-11,570.27-2,446.96

Finding the Fourth Proportional to 7,711.12, 11,570.27 and 2,446.96

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Solution

The fourth proportional to 7,711.12, 11,570.27 and 2,446.96 is: 3,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.12 : 11,570.27 = 2,446.96 : x
  2. Step 2: Convert to fraction form
    7,711.12/11,570.27 = 2,446.96/x
  3. Step 3: Cross multiply
    7,711.12x = 11,570.27 × 2,446.96
  4. Step 4: Simplify right side
    7,711.12x = 28,311,987.88
  5. Step 5: Solve for x
    x = 28,311,987.88/7,711.12
  6. Step 6: Final answer
    x = 3,671.58

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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.