Home / 5,854.82-8,782.29-1,472.18

Finding the Fourth Proportional to 5,854.82, 8,782.29 and 1,472.18

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Solution

The fourth proportional to 5,854.82, 8,782.29 and 1,472.18 is: 2,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.82 : 8,782.29 = 1,472.18 : x
  2. Step 2: Convert to fraction form
    5,854.82/8,782.29 = 1,472.18/x
  3. Step 3: Cross multiply
    5,854.82x = 8,782.29 × 1,472.18
  4. Step 4: Simplify right side
    5,854.82x = 12,929,067.78
  5. Step 5: Solve for x
    x = 12,929,067.78/5,854.82
  6. Step 6: Final answer
    x = 2,208.28

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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.