Home / 5,815.69-8,725.35-1,922.83

Finding the Fourth Proportional to 5,815.69, 8,725.35 and 1,922.83

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Solution

The fourth proportional to 5,815.69, 8,725.35 and 1,922.83 is: 2,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.69 : 8,725.35 = 1,922.83 : x
  2. Step 2: Convert to fraction form
    5,815.69/8,725.35 = 1,922.83/x
  3. Step 3: Cross multiply
    5,815.69x = 8,725.35 × 1,922.83
  4. Step 4: Simplify right side
    5,815.69x = 16,777,364.74
  5. Step 5: Solve for x
    x = 16,777,364.74/5,815.69
  6. Step 6: Final answer
    x = 2,884.85

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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.