Home / 5,327.24-7,991.53-1,817.91

Finding the Fourth Proportional to 5,327.24, 7,991.53 and 1,817.91

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Solution

The fourth proportional to 5,327.24, 7,991.53 and 1,817.91 is: 2,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.24 : 7,991.53 = 1,817.91 : x
  2. Step 2: Convert to fraction form
    5,327.24/7,991.53 = 1,817.91/x
  3. Step 3: Cross multiply
    5,327.24x = 7,991.53 × 1,817.91
  4. Step 4: Simplify right side
    5,327.24x = 14,527,877.76
  5. Step 5: Solve for x
    x = 14,527,877.76/5,327.24
  6. Step 6: Final answer
    x = 2,727.10

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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.