Home / 2,374.13-3,276.30-1,326.39

Finding the Fourth Proportional to 2,374.13, 3,276.30 and 1,326.39

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Solution

The fourth proportional to 2,374.13, 3,276.30 and 1,326.39 is: 1,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.13 : 3,276.30 = 1,326.39 : x
  2. Step 2: Convert to fraction form
    2,374.13/3,276.30 = 1,326.39/x
  3. Step 3: Cross multiply
    2,374.13x = 3,276.30 × 1,326.39
  4. Step 4: Simplify right side
    2,374.13x = 4,345,651.56
  5. Step 5: Solve for x
    x = 4,345,651.56/2,374.13
  6. Step 6: Final answer
    x = 1,830.42

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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.