Home / 3,074.01-4,231.87-2,932.79

Finding the Fourth Proportional to 3,074.01, 4,231.87 and 2,932.79

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Solution

The fourth proportional to 3,074.01, 4,231.87 and 2,932.79 is: 4,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.01 : 4,231.87 = 2,932.79 : x
  2. Step 2: Convert to fraction form
    3,074.01/4,231.87 = 2,932.79/x
  3. Step 3: Cross multiply
    3,074.01x = 4,231.87 × 2,932.79
  4. Step 4: Simplify right side
    3,074.01x = 12,411,172.19
  5. Step 5: Solve for x
    x = 12,411,172.19/3,074.01
  6. Step 6: Final answer
    x = 4,037.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.