Home / 5,815.38-8,724.18-2,483.58

Finding the Fourth Proportional to 5,815.38, 8,724.18 and 2,483.58

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Solution

The fourth proportional to 5,815.38, 8,724.18 and 2,483.58 is: 3,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.38 : 8,724.18 = 2,483.58 : x
  2. Step 2: Convert to fraction form
    5,815.38/8,724.18 = 2,483.58/x
  3. Step 3: Cross multiply
    5,815.38x = 8,724.18 × 2,483.58
  4. Step 4: Simplify right side
    5,815.38x = 21,667,198.96
  5. Step 5: Solve for x
    x = 21,667,198.96/5,815.38
  6. Step 6: Final answer
    x = 3,725.84

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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.