Home / 5,539.66-7,644.27-3,181.30

Finding the Fourth Proportional to 5,539.66, 7,644.27 and 3,181.30

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Solution

The fourth proportional to 5,539.66, 7,644.27 and 3,181.30 is: 4,389.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.66 : 7,644.27 = 3,181.30 : x
  2. Step 2: Convert to fraction form
    5,539.66/7,644.27 = 3,181.30/x
  3. Step 3: Cross multiply
    5,539.66x = 7,644.27 × 3,181.30
  4. Step 4: Simplify right side
    5,539.66x = 24,318,716.15
  5. Step 5: Solve for x
    x = 24,318,716.15/5,539.66
  6. Step 6: Final answer
    x = 4,389.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.