Home / 1,779.43-2,455.20-1,032.97

Finding the Fourth Proportional to 1,779.43, 2,455.20 and 1,032.97

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Solution

The fourth proportional to 1,779.43, 2,455.20 and 1,032.97 is: 1,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.43 : 2,455.20 = 1,032.97 : x
  2. Step 2: Convert to fraction form
    1,779.43/2,455.20 = 1,032.97/x
  3. Step 3: Cross multiply
    1,779.43x = 2,455.20 × 1,032.97
  4. Step 4: Simplify right side
    1,779.43x = 2,536,147.94
  5. Step 5: Solve for x
    x = 2,536,147.94/1,779.43
  6. Step 6: Final answer
    x = 1,425.26

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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.