Home / 2,511.74-3,466.44-1,392.73

Finding the Fourth Proportional to 2,511.74, 3,466.44 and 1,392.73

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Solution

The fourth proportional to 2,511.74, 3,466.44 and 1,392.73 is: 1,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.74 : 3,466.44 = 1,392.73 : x
  2. Step 2: Convert to fraction form
    2,511.74/3,466.44 = 1,392.73/x
  3. Step 3: Cross multiply
    2,511.74x = 3,466.44 × 1,392.73
  4. Step 4: Simplify right side
    2,511.74x = 4,827,806.32
  5. Step 5: Solve for x
    x = 4,827,806.32/2,511.74
  6. Step 6: Final answer
    x = 1,922.09

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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.