Home / 2,374.38-3,276.80-1,326.46

Finding the Fourth Proportional to 2,374.38, 3,276.80 and 1,326.46

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Solution

The fourth proportional to 2,374.38, 3,276.80 and 1,326.46 is: 1,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.38 : 3,276.80 = 1,326.46 : x
  2. Step 2: Convert to fraction form
    2,374.38/3,276.80 = 1,326.46/x
  3. Step 3: Cross multiply
    2,374.38x = 3,276.80 × 1,326.46
  4. Step 4: Simplify right side
    2,374.38x = 4,346,544.13
  5. Step 5: Solve for x
    x = 4,346,544.13/2,374.38
  6. Step 6: Final answer
    x = 1,830.60

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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.