Home / 2,505.14-3,755.68-1,045.38

Finding the Fourth Proportional to 2,505.14, 3,755.68 and 1,045.38

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Solution

The fourth proportional to 2,505.14, 3,755.68 and 1,045.38 is: 1,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.14 : 3,755.68 = 1,045.38 : x
  2. Step 2: Convert to fraction form
    2,505.14/3,755.68 = 1,045.38/x
  3. Step 3: Cross multiply
    2,505.14x = 3,755.68 × 1,045.38
  4. Step 4: Simplify right side
    2,505.14x = 3,926,112.76
  5. Step 5: Solve for x
    x = 3,926,112.76/2,505.14
  6. Step 6: Final answer
    x = 1,567.22

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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.