Home / 2,374.23-3,276.74-1,379.82

Finding the Fourth Proportional to 2,374.23, 3,276.74 and 1,379.82

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Solution

The fourth proportional to 2,374.23, 3,276.74 and 1,379.82 is: 1,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.23 : 3,276.74 = 1,379.82 : x
  2. Step 2: Convert to fraction form
    2,374.23/3,276.74 = 1,379.82/x
  3. Step 3: Cross multiply
    2,374.23x = 3,276.74 × 1,379.82
  4. Step 4: Simplify right side
    2,374.23x = 4,521,304.49
  5. Step 5: Solve for x
    x = 4,521,304.49/2,374.23
  6. Step 6: Final answer
    x = 1,904.32

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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.