Home / 2,511.22-3,464.31-1,627.30

Finding the Fourth Proportional to 2,511.22, 3,464.31 and 1,627.30

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Solution

The fourth proportional to 2,511.22, 3,464.31 and 1,627.30 is: 2,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.22 : 3,464.31 = 1,627.30 : x
  2. Step 2: Convert to fraction form
    2,511.22/3,464.31 = 1,627.30/x
  3. Step 3: Cross multiply
    2,511.22x = 3,464.31 × 1,627.30
  4. Step 4: Simplify right side
    2,511.22x = 5,637,471.66
  5. Step 5: Solve for x
    x = 5,637,471.66/2,511.22
  6. Step 6: Final answer
    x = 2,244.91

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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.