Home / 2,843.58-4,265.91-1,283.61

Finding the Fourth Proportional to 2,843.58, 4,265.91 and 1,283.61

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Solution

The fourth proportional to 2,843.58, 4,265.91 and 1,283.61 is: 1,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.58 : 4,265.91 = 1,283.61 : x
  2. Step 2: Convert to fraction form
    2,843.58/4,265.91 = 1,283.61/x
  3. Step 3: Cross multiply
    2,843.58x = 4,265.91 × 1,283.61
  4. Step 4: Simplify right side
    2,843.58x = 5,475,764.74
  5. Step 5: Solve for x
    x = 5,475,764.74/2,843.58
  6. Step 6: Final answer
    x = 1,925.66

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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.