Home / 2,531.12-3,810.35-2,276.82

Finding the Fourth Proportional to 2,531.12, 3,810.35 and 2,276.82

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Solution

The fourth proportional to 2,531.12, 3,810.35 and 2,276.82 is: 3,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.12 : 3,810.35 = 2,276.82 : x
  2. Step 2: Convert to fraction form
    2,531.12/3,810.35 = 2,276.82/x
  3. Step 3: Cross multiply
    2,531.12x = 3,810.35 × 2,276.82
  4. Step 4: Simplify right side
    2,531.12x = 8,675,481.09
  5. Step 5: Solve for x
    x = 8,675,481.09/2,531.12
  6. Step 6: Final answer
    x = 3,427.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.