Home / 3,966.09-5,942.65-2,406.57

Finding the Fourth Proportional to 3,966.09, 5,942.65 and 2,406.57

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Solution

The fourth proportional to 3,966.09, 5,942.65 and 2,406.57 is: 3,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.09 : 5,942.65 = 2,406.57 : x
  2. Step 2: Convert to fraction form
    3,966.09/5,942.65 = 2,406.57/x
  3. Step 3: Cross multiply
    3,966.09x = 5,942.65 × 2,406.57
  4. Step 4: Simplify right side
    3,966.09x = 14,301,422.40
  5. Step 5: Solve for x
    x = 14,301,422.40/3,966.09
  6. Step 6: Final answer
    x = 3,605.92

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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.