Home / 2,503.14-3,454.47-1,619.70

Finding the Fourth Proportional to 2,503.14, 3,454.47 and 1,619.70

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Solution

The fourth proportional to 2,503.14, 3,454.47 and 1,619.70 is: 2,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.14 : 3,454.47 = 1,619.70 : x
  2. Step 2: Convert to fraction form
    2,503.14/3,454.47 = 1,619.70/x
  3. Step 3: Cross multiply
    2,503.14x = 3,454.47 × 1,619.70
  4. Step 4: Simplify right side
    2,503.14x = 5,595,205.06
  5. Step 5: Solve for x
    x = 5,595,205.06/2,503.14
  6. Step 6: Final answer
    x = 2,235.27

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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.