Home / 2,504.11-3,455.30-1,427.39

Finding the Fourth Proportional to 2,504.11, 3,455.30 and 1,427.39

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Solution

The fourth proportional to 2,504.11, 3,455.30 and 1,427.39 is: 1,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.11 : 3,455.30 = 1,427.39 : x
  2. Step 2: Convert to fraction form
    2,504.11/3,455.30 = 1,427.39/x
  3. Step 3: Cross multiply
    2,504.11x = 3,455.30 × 1,427.39
  4. Step 4: Simplify right side
    2,504.11x = 4,932,060.67
  5. Step 5: Solve for x
    x = 4,932,060.67/2,504.11
  6. Step 6: Final answer
    x = 1,969.59

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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.