Home / 5,814.50-8,721.72-3,222.92

Finding the Fourth Proportional to 5,814.50, 8,721.72 and 3,222.92

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Solution

The fourth proportional to 5,814.50, 8,721.72 and 3,222.92 is: 4,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.50 : 8,721.72 = 3,222.92 : x
  2. Step 2: Convert to fraction form
    5,814.50/8,721.72 = 3,222.92/x
  3. Step 3: Cross multiply
    5,814.50x = 8,721.72 × 3,222.92
  4. Step 4: Simplify right side
    5,814.50x = 28,109,405.82
  5. Step 5: Solve for x
    x = 28,109,405.82/5,814.50
  6. Step 6: Final answer
    x = 4,834.36

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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.