Home / 1,877.92-2,814.73-1,175.45

Finding the Fourth Proportional to 1,877.92, 2,814.73 and 1,175.45

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Solution

The fourth proportional to 1,877.92, 2,814.73 and 1,175.45 is: 1,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.92 : 2,814.73 = 1,175.45 : x
  2. Step 2: Convert to fraction form
    1,877.92/2,814.73 = 1,175.45/x
  3. Step 3: Cross multiply
    1,877.92x = 2,814.73 × 1,175.45
  4. Step 4: Simplify right side
    1,877.92x = 3,308,563.98
  5. Step 5: Solve for x
    x = 3,308,563.98/1,877.92
  6. Step 6: Final answer
    x = 1,761.83

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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.