Home / 4,221.72-6,327.08-2,271.63

Finding the Fourth Proportional to 4,221.72, 6,327.08 and 2,271.63

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Solution

The fourth proportional to 4,221.72, 6,327.08 and 2,271.63 is: 3,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.72 : 6,327.08 = 2,271.63 : x
  2. Step 2: Convert to fraction form
    4,221.72/6,327.08 = 2,271.63/x
  3. Step 3: Cross multiply
    4,221.72x = 6,327.08 × 2,271.63
  4. Step 4: Simplify right side
    4,221.72x = 14,372,773.38
  5. Step 5: Solve for x
    x = 14,372,773.38/4,221.72
  6. Step 6: Final answer
    x = 3,404.48

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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.