Home / 2,374.31-3,276.55-1,326.58

Finding the Fourth Proportional to 2,374.31, 3,276.55 and 1,326.58

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Solution

The fourth proportional to 2,374.31, 3,276.55 and 1,326.58 is: 1,830.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.31 : 3,276.55 = 1,326.58 : x
  2. Step 2: Convert to fraction form
    2,374.31/3,276.55 = 1,326.58/x
  3. Step 3: Cross multiply
    2,374.31x = 3,276.55 × 1,326.58
  4. Step 4: Simplify right side
    2,374.31x = 4,346,599.17
  5. Step 5: Solve for x
    x = 4,346,599.17/2,374.31
  6. Step 6: Final answer
    x = 1,830.68

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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.