Home / 3,422.13-4,721.67-2,095.35

Finding the Fourth Proportional to 3,422.13, 4,721.67 and 2,095.35

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Solution

The fourth proportional to 3,422.13, 4,721.67 and 2,095.35 is: 2,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.13 : 4,721.67 = 2,095.35 : x
  2. Step 2: Convert to fraction form
    3,422.13/4,721.67 = 2,095.35/x
  3. Step 3: Cross multiply
    3,422.13x = 4,721.67 × 2,095.35
  4. Step 4: Simplify right side
    3,422.13x = 9,893,551.23
  5. Step 5: Solve for x
    x = 9,893,551.23/3,422.13
  6. Step 6: Final answer
    x = 2,891.05

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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.