Home / 1,986.17-2,973.08-1,466.75

Finding the Fourth Proportional to 1,986.17, 2,973.08 and 1,466.75

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Solution

The fourth proportional to 1,986.17, 2,973.08 and 1,466.75 is: 2,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986.17 : 2,973.08 = 1,466.75 : x
  2. Step 2: Convert to fraction form
    1,986.17/2,973.08 = 1,466.75/x
  3. Step 3: Cross multiply
    1,986.17x = 2,973.08 × 1,466.75
  4. Step 4: Simplify right side
    1,986.17x = 4,360,765.09
  5. Step 5: Solve for x
    x = 4,360,765.09/1,986.17
  6. Step 6: Final answer
    x = 2,195.56

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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.