Home / 7,729.74-11,595.51-2,462.90

Finding the Fourth Proportional to 7,729.74, 11,595.51 and 2,462.90

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Solution

The fourth proportional to 7,729.74, 11,595.51 and 2,462.90 is: 3,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.74 : 11,595.51 = 2,462.90 : x
  2. Step 2: Convert to fraction form
    7,729.74/11,595.51 = 2,462.90/x
  3. Step 3: Cross multiply
    7,729.74x = 11,595.51 × 2,462.90
  4. Step 4: Simplify right side
    7,729.74x = 28,558,581.58
  5. Step 5: Solve for x
    x = 28,558,581.58/7,729.74
  6. Step 6: Final answer
    x = 3,694.64

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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.