Home / 3,176.36-4,763.82-1,124.36

Finding the Fourth Proportional to 3,176.36, 4,763.82 and 1,124.36

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Solution

The fourth proportional to 3,176.36, 4,763.82 and 1,124.36 is: 1,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.36 : 4,763.82 = 1,124.36 : x
  2. Step 2: Convert to fraction form
    3,176.36/4,763.82 = 1,124.36/x
  3. Step 3: Cross multiply
    3,176.36x = 4,763.82 × 1,124.36
  4. Step 4: Simplify right side
    3,176.36x = 5,356,248.66
  5. Step 5: Solve for x
    x = 5,356,248.66/3,176.36
  6. Step 6: Final answer
    x = 1,686.29

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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.