Home / 1,832.88-2,529.24-1,086.90

Finding the Fourth Proportional to 1,832.88, 2,529.24 and 1,086.90

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Solution

The fourth proportional to 1,832.88, 2,529.24 and 1,086.90 is: 1,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.88 : 2,529.24 = 1,086.90 : x
  2. Step 2: Convert to fraction form
    1,832.88/2,529.24 = 1,086.90/x
  3. Step 3: Cross multiply
    1,832.88x = 2,529.24 × 1,086.90
  4. Step 4: Simplify right side
    1,832.88x = 2,749,030.96
  5. Step 5: Solve for x
    x = 2,749,030.96/1,832.88
  6. Step 6: Final answer
    x = 1,499.84

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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.