Home / 3,418.15-4,717.06-1,926.07

Finding the Fourth Proportional to 3,418.15, 4,717.06 and 1,926.07

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Solution

The fourth proportional to 3,418.15, 4,717.06 and 1,926.07 is: 2,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.15 : 4,717.06 = 1,926.07 : x
  2. Step 2: Convert to fraction form
    3,418.15/4,717.06 = 1,926.07/x
  3. Step 3: Cross multiply
    3,418.15x = 4,717.06 × 1,926.07
  4. Step 4: Simplify right side
    3,418.15x = 9,085,387.75
  5. Step 5: Solve for x
    x = 9,085,387.75/3,418.15
  6. Step 6: Final answer
    x = 2,657.98

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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.