Home / 2,476.97-3,418.21-1,357.94

Finding the Fourth Proportional to 2,476.97, 3,418.21 and 1,357.94

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Solution

The fourth proportional to 2,476.97, 3,418.21 and 1,357.94 is: 1,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.97 : 3,418.21 = 1,357.94 : x
  2. Step 2: Convert to fraction form
    2,476.97/3,418.21 = 1,357.94/x
  3. Step 3: Cross multiply
    2,476.97x = 3,418.21 × 1,357.94
  4. Step 4: Simplify right side
    2,476.97x = 4,641,729.24
  5. Step 5: Solve for x
    x = 4,641,729.24/2,476.97
  6. Step 6: Final answer
    x = 1,873.96

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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.