Home / 1,791.36-2,488.62-1,775.34

Finding the Fourth Proportional to 1,791.36, 2,488.62 and 1,775.34

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Solution

The fourth proportional to 1,791.36, 2,488.62 and 1,775.34 is: 2,466.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.36 : 2,488.62 = 1,775.34 : x
  2. Step 2: Convert to fraction form
    1,791.36/2,488.62 = 1,775.34/x
  3. Step 3: Cross multiply
    1,791.36x = 2,488.62 × 1,775.34
  4. Step 4: Simplify right side
    1,791.36x = 4,418,146.63
  5. Step 5: Solve for x
    x = 4,418,146.63/1,791.36
  6. Step 6: Final answer
    x = 2,466.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.