Home / 5,628.56-8,441.40-2,664.08

Finding the Fourth Proportional to 5,628.56, 8,441.40 and 2,664.08

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Solution

The fourth proportional to 5,628.56, 8,441.40 and 2,664.08 is: 3,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.56 : 8,441.40 = 2,664.08 : x
  2. Step 2: Convert to fraction form
    5,628.56/8,441.40 = 2,664.08/x
  3. Step 3: Cross multiply
    5,628.56x = 8,441.40 × 2,664.08
  4. Step 4: Simplify right side
    5,628.56x = 22,488,564.91
  5. Step 5: Solve for x
    x = 22,488,564.91/5,628.56
  6. Step 6: Final answer
    x = 3,995.44

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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.