Home / 2,284.39-3,418.68-1,406.55

Finding the Fourth Proportional to 2,284.39, 3,418.68 and 1,406.55

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Solution

The fourth proportional to 2,284.39, 3,418.68 and 1,406.55 is: 2,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.39 : 3,418.68 = 1,406.55 : x
  2. Step 2: Convert to fraction form
    2,284.39/3,418.68 = 1,406.55/x
  3. Step 3: Cross multiply
    2,284.39x = 3,418.68 × 1,406.55
  4. Step 4: Simplify right side
    2,284.39x = 4,808,544.35
  5. Step 5: Solve for x
    x = 4,808,544.35/2,284.39
  6. Step 6: Final answer
    x = 2,104.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.