Home / 2,374.23-3,276.18-1,379.31

Finding the Fourth Proportional to 2,374.23, 3,276.18 and 1,379.31

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Solution

The fourth proportional to 2,374.23, 3,276.18 and 1,379.31 is: 1,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.23 : 3,276.18 = 1,379.31 : x
  2. Step 2: Convert to fraction form
    2,374.23/3,276.18 = 1,379.31/x
  3. Step 3: Cross multiply
    2,374.23x = 3,276.18 × 1,379.31
  4. Step 4: Simplify right side
    2,374.23x = 4,518,867.84
  5. Step 5: Solve for x
    x = 4,518,867.84/2,374.23
  6. Step 6: Final answer
    x = 1,903.30

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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.