Home / 2,954.68-4,077.66-1,712.68

Finding the Fourth Proportional to 2,954.68, 4,077.66 and 1,712.68

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Solution

The fourth proportional to 2,954.68, 4,077.66 and 1,712.68 is: 2,363.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.68 : 4,077.66 = 1,712.68 : x
  2. Step 2: Convert to fraction form
    2,954.68/4,077.66 = 1,712.68/x
  3. Step 3: Cross multiply
    2,954.68x = 4,077.66 × 1,712.68
  4. Step 4: Simplify right side
    2,954.68x = 6,983,726.73
  5. Step 5: Solve for x
    x = 6,983,726.73/2,954.68
  6. Step 6: Final answer
    x = 2,363.62

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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.