Home / 4,267.23-6,404.42-2,189.23

Finding the Fourth Proportional to 4,267.23, 6,404.42 and 2,189.23

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Solution

The fourth proportional to 4,267.23, 6,404.42 and 2,189.23 is: 3,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.23 : 6,404.42 = 2,189.23 : x
  2. Step 2: Convert to fraction form
    4,267.23/6,404.42 = 2,189.23/x
  3. Step 3: Cross multiply
    4,267.23x = 6,404.42 × 2,189.23
  4. Step 4: Simplify right side
    4,267.23x = 14,020,737.86
  5. Step 5: Solve for x
    x = 14,020,737.86/4,267.23
  6. Step 6: Final answer
    x = 3,285.68

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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.