Home / 5,539.81-7,644.94-3,055.81

Finding the Fourth Proportional to 5,539.81, 7,644.94 and 3,055.81

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Solution

The fourth proportional to 5,539.81, 7,644.94 and 3,055.81 is: 4,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.81 : 7,644.94 = 3,055.81 : x
  2. Step 2: Convert to fraction form
    5,539.81/7,644.94 = 3,055.81/x
  3. Step 3: Cross multiply
    5,539.81x = 7,644.94 × 3,055.81
  4. Step 4: Simplify right side
    5,539.81x = 23,361,484.10
  5. Step 5: Solve for x
    x = 23,361,484.10/5,539.81
  6. Step 6: Final answer
    x = 4,217.02

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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.