Home / 1,605.84-2,213.40-1,466.43

Finding the Fourth Proportional to 1,605.84, 2,213.40 and 1,466.43

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Solution

The fourth proportional to 1,605.84, 2,213.40 and 1,466.43 is: 2,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605.84 : 2,213.40 = 1,466.43 : x
  2. Step 2: Convert to fraction form
    1,605.84/2,213.40 = 1,466.43/x
  3. Step 3: Cross multiply
    1,605.84x = 2,213.40 × 1,466.43
  4. Step 4: Simplify right side
    1,605.84x = 3,245,796.16
  5. Step 5: Solve for x
    x = 3,245,796.16/1,605.84
  6. Step 6: Final answer
    x = 2,021.25

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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.