Home / 2,110.22-3,165.88-1,186.46

Finding the Fourth Proportional to 2,110.22, 3,165.88 and 1,186.46

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Solution

The fourth proportional to 2,110.22, 3,165.88 and 1,186.46 is: 1,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.22 : 3,165.88 = 1,186.46 : x
  2. Step 2: Convert to fraction form
    2,110.22/3,165.88 = 1,186.46/x
  3. Step 3: Cross multiply
    2,110.22x = 3,165.88 × 1,186.46
  4. Step 4: Simplify right side
    2,110.22x = 3,756,189.98
  5. Step 5: Solve for x
    x = 3,756,189.98/2,110.22
  6. Step 6: Final answer
    x = 1,780.00

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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.