Home / 5,721.48-8,567.55-4,794.75

Finding the Fourth Proportional to 5,721.48, 8,567.55 and 4,794.75

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Solution

The fourth proportional to 5,721.48, 8,567.55 and 4,794.75 is: 7,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.48 : 8,567.55 = 4,794.75 : x
  2. Step 2: Convert to fraction form
    5,721.48/8,567.55 = 4,794.75/x
  3. Step 3: Cross multiply
    5,721.48x = 8,567.55 × 4,794.75
  4. Step 4: Simplify right side
    5,721.48x = 41,079,260.36
  5. Step 5: Solve for x
    x = 41,079,260.36/5,721.48
  6. Step 6: Final answer
    x = 7,179.83

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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.