Home / 2,374.55-3,276.87-1,326.62

Finding the Fourth Proportional to 2,374.55, 3,276.87 and 1,326.62

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Solution

The fourth proportional to 2,374.55, 3,276.87 and 1,326.62 is: 1,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.55 : 3,276.87 = 1,326.62 : x
  2. Step 2: Convert to fraction form
    2,374.55/3,276.87 = 1,326.62/x
  3. Step 3: Cross multiply
    2,374.55x = 3,276.87 × 1,326.62
  4. Step 4: Simplify right side
    2,374.55x = 4,347,144.90
  5. Step 5: Solve for x
    x = 4,347,144.90/2,374.55
  6. Step 6: Final answer
    x = 1,830.73

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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.