Home / 3,418.29-4,717.40-1,926.27

Finding the Fourth Proportional to 3,418.29, 4,717.40 and 1,926.27

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Solution

The fourth proportional to 3,418.29, 4,717.40 and 1,926.27 is: 2,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.29 : 4,717.40 = 1,926.27 : x
  2. Step 2: Convert to fraction form
    3,418.29/4,717.40 = 1,926.27/x
  3. Step 3: Cross multiply
    3,418.29x = 4,717.40 × 1,926.27
  4. Step 4: Simplify right side
    3,418.29x = 9,087,003.28
  5. Step 5: Solve for x
    x = 9,087,003.28/3,418.29
  6. Step 6: Final answer
    x = 2,658.35

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1.5x scale

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.