Home / 1,605.44-2,216.39-1,046.25

Finding the Fourth Proportional to 1,605.44, 2,216.39 and 1,046.25

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Solution

The fourth proportional to 1,605.44, 2,216.39 and 1,046.25 is: 1,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605.44 : 2,216.39 = 1,046.25 : x
  2. Step 2: Convert to fraction form
    1,605.44/2,216.39 = 1,046.25/x
  3. Step 3: Cross multiply
    1,605.44x = 2,216.39 × 1,046.25
  4. Step 4: Simplify right side
    1,605.44x = 2,318,892.81
  5. Step 5: Solve for x
    x = 2,318,892.81/1,605.44
  6. Step 6: Final answer
    x = 1,444.39

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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.