Home / 1,782.56-2,675.21-1,166.11

Finding the Fourth Proportional to 1,782.56, 2,675.21 and 1,166.11

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Solution

The fourth proportional to 1,782.56, 2,675.21 and 1,166.11 is: 1,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.56 : 2,675.21 = 1,166.11 : x
  2. Step 2: Convert to fraction form
    1,782.56/2,675.21 = 1,166.11/x
  3. Step 3: Cross multiply
    1,782.56x = 2,675.21 × 1,166.11
  4. Step 4: Simplify right side
    1,782.56x = 3,119,589.13
  5. Step 5: Solve for x
    x = 3,119,589.13/1,782.56
  6. Step 6: Final answer
    x = 1,750.06

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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.