Home / 5,730.64-8,584.97-3,878.56

Finding the Fourth Proportional to 5,730.64, 8,584.97 and 3,878.56

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Solution

The fourth proportional to 5,730.64, 8,584.97 and 3,878.56 is: 5,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.64 : 8,584.97 = 3,878.56 : x
  2. Step 2: Convert to fraction form
    5,730.64/8,584.97 = 3,878.56/x
  3. Step 3: Cross multiply
    5,730.64x = 8,584.97 × 3,878.56
  4. Step 4: Simplify right side
    5,730.64x = 33,297,288.01
  5. Step 5: Solve for x
    x = 33,297,288.01/5,730.64
  6. Step 6: Final answer
    x = 5,810.40

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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.