Home / 4,381.72-6,572.70-1,261.96

Finding the Fourth Proportional to 4,381.72, 6,572.70 and 1,261.96

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Solution

The fourth proportional to 4,381.72, 6,572.70 and 1,261.96 is: 1,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.72 : 6,572.70 = 1,261.96 : x
  2. Step 2: Convert to fraction form
    4,381.72/6,572.70 = 1,261.96/x
  3. Step 3: Cross multiply
    4,381.72x = 6,572.70 × 1,261.96
  4. Step 4: Simplify right side
    4,381.72x = 8,294,484.49
  5. Step 5: Solve for x
    x = 8,294,484.49/4,381.72
  6. Step 6: Final answer
    x = 1,892.97

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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.