Home / 5,490.05-8,237.93-3,933.18

Finding the Fourth Proportional to 5,490.05, 8,237.93 and 3,933.18

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Solution

The fourth proportional to 5,490.05, 8,237.93 and 3,933.18 is: 5,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.05 : 8,237.93 = 3,933.18 : x
  2. Step 2: Convert to fraction form
    5,490.05/8,237.93 = 3,933.18/x
  3. Step 3: Cross multiply
    5,490.05x = 8,237.93 × 3,933.18
  4. Step 4: Simplify right side
    5,490.05x = 32,401,276.08
  5. Step 5: Solve for x
    x = 32,401,276.08/5,490.05
  6. Step 6: Final answer
    x = 5,901.81

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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.