Home / 2,374.57-3,276.84-1,326.63

Finding the Fourth Proportional to 2,374.57, 3,276.84 and 1,326.63

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Solution

The fourth proportional to 2,374.57, 3,276.84 and 1,326.63 is: 1,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.57 : 3,276.84 = 1,326.63 : x
  2. Step 2: Convert to fraction form
    2,374.57/3,276.84 = 1,326.63/x
  3. Step 3: Cross multiply
    2,374.57x = 3,276.84 × 1,326.63
  4. Step 4: Simplify right side
    2,374.57x = 4,347,139.42
  5. Step 5: Solve for x
    x = 4,347,139.42/2,374.57
  6. Step 6: Final answer
    x = 1,830.71

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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.