Home / 1,651.22-2,473.73-1,284.23

Finding the Fourth Proportional to 1,651.22, 2,473.73 and 1,284.23

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Solution

The fourth proportional to 1,651.22, 2,473.73 and 1,284.23 is: 1,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.22 : 2,473.73 = 1,284.23 : x
  2. Step 2: Convert to fraction form
    1,651.22/2,473.73 = 1,284.23/x
  3. Step 3: Cross multiply
    1,651.22x = 2,473.73 × 1,284.23
  4. Step 4: Simplify right side
    1,651.22x = 3,176,819.49
  5. Step 5: Solve for x
    x = 3,176,819.49/1,651.22
  6. Step 6: Final answer
    x = 1,923.92

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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.