Home / 7,731.87-11,598.45-2,467.64

Finding the Fourth Proportional to 7,731.87, 11,598.45 and 2,467.64

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Solution

The fourth proportional to 7,731.87, 11,598.45 and 2,467.64 is: 3,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.87 : 11,598.45 = 2,467.64 : x
  2. Step 2: Convert to fraction form
    7,731.87/11,598.45 = 2,467.64/x
  3. Step 3: Cross multiply
    7,731.87x = 11,598.45 × 2,467.64
  4. Step 4: Simplify right side
    7,731.87x = 28,620,741.17
  5. Step 5: Solve for x
    x = 28,620,741.17/7,731.87
  6. Step 6: Final answer
    x = 3,701.66

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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.