Home / 2,932.10-4,046.30-1,605.81

Finding the Fourth Proportional to 2,932.10, 4,046.30 and 1,605.81

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Solution

The fourth proportional to 2,932.10, 4,046.30 and 1,605.81 is: 2,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.10 : 4,046.30 = 1,605.81 : x
  2. Step 2: Convert to fraction form
    2,932.10/4,046.30 = 1,605.81/x
  3. Step 3: Cross multiply
    2,932.10x = 4,046.30 × 1,605.81
  4. Step 4: Simplify right side
    2,932.10x = 6,497,568.77
  5. Step 5: Solve for x
    x = 6,497,568.77/2,932.10
  6. Step 6: Final answer
    x = 2,216.01

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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.